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Factors of Repunit Numbers

Repunit100-20240911.pdf

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From everybody :

469 : c 342 = 316237267349250204445544982727458065652184756181185770847813 * c 282

B1 = 260000000 , sigma = 0:16910116206833045390 , 2021.01.12 , found by yoyo@home

519 : c 297 = 25175590297709339047755994593944705119042514299940364907 * P 241

B1 = 850000000 , sigma = 0:15265866885997281733 , 2021.01.26 , found by yoyo@home

337 : c 202 = 10040499610458011332733838420983746051698922310460547466000255532841658478393221611341226016666610043 * P 102

GNFS , 2021.01.30 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschornor

2231 : c2002 = 127269517286008733272752480463187 * c1970

B1 = 11000000 , sigma = 0:2945844318283144 , 2021.03.24 , found by Kurt Beschornor

1285 : c 971 = 16125873110496868884553362758627283290407985434481 * P 922

B1 = 43000000 , sigma = 0:8766000215669500 , 2021.04.12 , found by Kurt Beschornor

485 : c 305 = 3905050584750719584997916596589271839372757118110949321 * c 251

B1 = 260000000 , sigma = 0:13910476698621796582 , 2021.04.23 , found by yoyo@home

11220M : c1267 = 16930380233308606707892880902447984978624096501 * c1220

B1 = 43000000 , sigma = 0:863078287696667 , 2021.05.07 , found by Kurt Beschornor

7500L : c 932 = 48207545174782975493383750875127027725001 * c 891
B1 = 43000000 , sigma = 0:7630000256316624 , 2021.06.02 , found by Kurt Beschorner
5700M : c 711 = 214098531848960682375313931062057408227354489641401 * c 660
B1 = 43000000 , sigma = 0:1218120574389352 , 2021.06.09 , found by Kurt Beschorner
10180M : c2000 = 618469348886528986386736868045981 * P1967
B1 = 11000000 , sigma = 0:138044562091769 , 2021.06.11 , found by Kurt Beschorner
1740M : c 204 = 38500497070688096027556817882565728990416892548263819672284096593431517949011701136219584563960572421 * P 103
GNFS , 2021.06.27 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner
1269 : c 814 = 541520087299201982040396188910708534378319 * c 773
B1 = 43000000 , sigma = 0:932524933627175 , 2021.07.11 , found by Kurt Beschorner

1008 : c 249 = 11824792503914776383865492901019100670460517256833712771719617457 *P 185

SNFS , 2021.08.23 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner

5002 : c2401 = 522346250245015592799109827193626997 * c2365

B1 = 11000000 , sigma = 0:7715223337182973 , 2021.10.28 , found by Kurt Beschorner

5002 : c2365 = 9257979664211852962861062975013161250901383 * c2322

B1 = 11000000 , sigma = 0:1183374437285197 , 2021.11.03 , found by Kurt Beschorner

1789 : c1726 = 64056025886889373277419436256019351 * c1691

B1 = 11000000 , sigma = 0:2109008035502416 , 2021.11.24 , found by Kurt Beschorner

1789 : c1691 = 105700953104805896168083326362115409 * c1656

B1 = 11000000 , sigma = 0:1163849328483425 , 2021.11.24 , found by Kurt Beschorner

888 : c 258 = 78423397189035946058321607200546180176617061948406580747828212881 * P 193

SNFS , 2021.12.23 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner

890 : c 195 = 80855294634541341009709576571189264494703351351547829906051 * P 136

B1 = 11000000 , sigma = 110000000 , sigma = 2898407432 , 2022.01.07 , found by Ray Chandler

942 : c 274 = 46362291155014458662283849816585346934219100138220618375160747209 * c 209

B1 = 110000000 , sigma = 3574469845 , 2022.01.23 , found by Ray Chandler

1293 : c 842 = 81462499223765124189973519762431164923148551627 * c 795

B1 = 43000000 , sigma = 0:5078991612991630 , 2022.04.04 , found by Kurt Beschorner

323 : c 271 = 1000889286725563474405662045911093540900908710082344227506919162972107

* 2024740873938190513425266673474911634048354422503451267887726938473483

* P 132

SNFS , 2022.04.19 , found by NFSNET

718 : c 329 = 2731764846587782091546914066524656594612608438032609803989298453 * c 265

2022.04.24 , found by Sam Wagstaff

1441 : c1239 = 1314434306697830924275628881502710792058563 * c1197

B1 = 11000000 , sigma = 0:281840436550688 , 2022.04.30 , found by Kurt Beschorner

646 : c 242 = 298705372736554351789156294144090138390916509553983003911433879637774413 * P 170

SNFS , 2022.05.06 , found by NFSNET

1780L : c 268 = 7660395383708237627973789216434577857253936548886784731800803873631881 * P 198

B1 = 2200000000 , sigma = 1:532322200 , 2022.05.27 , found by Wagstaff

4700L : c 882 = 45356719338814489536408951887817301 * c 847

B1 = 43000000 , sigma = 1704111251554519 , 2022.06.21 , found by Kurt Beschorner

878 : c 361 = 3127889058329352843751138723028784195008863188510913210373 * P 303

2022.09.19 , found by Sam Wagstaff

2580M : c 275 = 5450116210658743893234594584043237507827598349697948371796539141 * P 211

B1 = 2900000000 , sigma = 0:10511886308721671557 , 2022.10.01 , found by yoyo@home

12180L : c1337 = 2750865191314983385202411742967911795988441 * c1295

B1 = 11000000 , sigma = 0:3511433398072626 , 2022.10.11 , found by Kurt Beschorner

1290 : c 279 = 46918389192417684252494192977798983971157315180037905073531 * c220

B1=2900000000, sigma=0:15756483711164029501 , 2022.10.19 , found by yoyo@home

7380L : c 954 = 18083439727099436159112817133086310461 * c 917

B1 = 43000000 , sigma = 2954795763367013 , 2022.10.27 , found by Kurt Beschorner

1389 : c 878 = 39307144309365706756279849773434495203 * P 840

B1 = 43000000 , sigma = 1509003123809924 , 2022.11.01 , found by Kurt Beschorner

497 : c 366 = 4247178976042868082665679915673747026882614569 * P 321

B1 = 850000000 , sigma = 0:17252997664838270985 , 2022.11.24 , found by yoyo@home

1212 : c 322 = 10498042566741901780282937616325375954902715561 * P 276

B1 = 850000000 , sigma = 0:3738033742963211035 , 2022.12.06 , found by yoyo@home

1315 : c 953 = 193413247904674241324507425343532732791 * P 915

B1 = 43000000 , sigma = 0:7414637162882108 , 2022.12.13 , found by Kurt Beschorner

1381 : c1340 = 71236855295678591990160932434313161 * c1305

B1 = 11000000 , sigma = 6012605352570225 , 2022.12.15 , found by Kurt Beschorner

537 : c 334 = 2167451486375064397900184401899510260456269195385135677227157 * c 274

B1 = 850000000 , sigma = 0:5910846903816997764 , 2022.12.17 , found by yoyo@home

573 : c 333 = 8571171562010649843819977618730389789759904896874763 * P 281

B1 = 850000000 , sigma = 0:8520516725879229942 , 2022.12.29 , found by yoyo@home

1411 : c1295 = 3094716767820821084333461991848123 * c1261

B1 = 11000000 , sigma = 0:1262114500939137 , 2023.01.04 , found by Kurt Beschorner

1427 : c1417 = 5103036982727761098957792950596409693 * P1380

B1 = 11000000 , sigma = 5634177607918577 , 2023.01.08 , found by Kurt Beschorner

1104 : c 279 = 22651858853653655359251914860948647902217772389947313979551649 * c 217

B1 = 2900000000 , sigma = 0:17929758445905874757 , 2023.01.14 , found by yoyo@home

2940M : c 289 = 1044845694645532615440579579338650347038975456315052342814839763722781 * P 220

B1 = 2900000000 , 2023.02.20 , found by yoyo@home

4700L : c 847 = 11808992310281998733369892724417205617004114801 * c 801

B1 = 43000000 , sigma = 0:7170719374266148 , 2023.02.21 , found by Kurt Beschorner

1401 : c 856 = 58268747277891114808753379164057926641266957 * c 812

B1 = 43000000 , sigma = 0:6490871995892487 , 2023.02.27 , found by Kurt Beschorner

535 : c 420 = 5524033451004407234027306056468463430580799351 * c374

B1 = 11000000 , sigma = 18425523954857577889 , 2023.03.02 , found by anonymous

1409 : c1382 = 1658972136253211819285181026106657071203 * c1343

B1 = 11000000 , sigma = 0:7137899537840100 , 2023.03.30 , found by Kurt Beschorner

1499 : c1464 = 444025804128316092985120887216489504283 * c1425

B1 = 11000000 , sigma = 8568897179058893 , 2023.04.04 , found by Kurt Beschorner

503 : c 379 = 779021620901226065983070829336777930546503650107187843 * c325

B1 = 850000000 , sigma = 0:977799155199813862 , 2023.04.14 , found by yoyo@home

503 : c 325 = 30837329959354395729863043937455394320617332690757897759 * c269

B1 = 850000000 , sigma = 0:13802949331132258992 , 2023.04.18 , found by yoyo@home

505 : c 371 = 3045224293530819245851950041691189890170351 * c 328

B1 = 85000000 , sigma = 0:8671687100396688982 , 2023.04.22 , found by yoyo@home

1340L : c 265 = 2724793634966652364625335678635927602947729873812054161996498021

* 599544315766066452392678279212562145297975293811672567632442645781

* P 136

SNFS , 2023.04.18 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner

1461 : c 890 = 917744708434486635227273676744796912321 * c 851

B1 = 43000000 , sigma = 872312666755562 , 2023.04.24 , found by Kurt Beschorner

1254 : c 311 = 6379603923183116557572498736754081808902892003349145377489 * c 253

B1 = 850000000 , sigma = 0:3927414157329920254 , 2023.05.06 , found by yoyo@home

1086 : c 327 = 484165712170909795871964783465540188248186710475652666425207 * c 268

B1 = 850000000 , sigma = 0:10111744675193824145 , 2023.05.10 , found by yoyo@home

1182 : c 324 = 4551047530439682198526844933441545392551140771 * c 278

B1 = 850000000 , sigma = 0:14335916300017858476 , 2023.05.17 , found by yoyo@home

1190 : c 344 = 15670675217372765545752167365705617247353811 * c 301

B1 = 850000000 , sigma = 0:10816724694808590541 , 2023.05.17 , found by yoyo@home

1479 : c 877 = 33549295409851770975125709849074683471 * c 840

B1 = 43000000 , sigma = 956110076594678 , 2023.05.18 , found by Kurt Beschorner

1395 : c 695 = 364702613372162886272425915577640274015934692681 * P 647

B1 = 110000000 , sigma = 0:903607021974295 , 2023.05.29 , found by Kurt Beschorner

2572 : c1253 = 1750440144426714472609223459681889645749 * c1213

B1 = 11000000 , sigma = 0:4549815296930687 , 2023.06.03 , found by Kurt Beschorner

1923 : c1259 = 113862250265093690519161821760813 * c1227

B1 = 11000000 , sigma = 5681287323064579 , 2023.06.09 , found by Kurt Beschorner

795 : c 381 = 92410669577098151573793519787387105841413085671 * P 334

B1 = 43000000 , sigma = 0:8866379579614158901 , 2023.06.09 , found by Shen Isaac

1443 : c 843 = 7533812617313010099208798424128778933289822001 * P 797

B1 = 43000000 , sigma = 0:6798962802557797 , 2023.06.22 , found by Kurt Beschorner

1487 : c1440 = 4908654090740768986447295954685997262803 * c1401

B1 = 11000000 , sigma = 0:4318336944085155 , 2023.06.28 , found by Kurt Beschorner

1491 : c 800 = 214101907862327114953228337868605022370441 * c 758

B1 = 43000000 , sigma = 0:2309984185641804 , 2023.06.28 , found by Kurt Beschorner

1497 : c 977 = 145959112670927070432695065574026804399969117 * c 933

B1 = 43000000 , sigma = 6525702983640161 , 2023.07.01 , found by Kurt Beschorner

1353 : c 748 = 9972788546844412525261934519206576097569 * c708

B1 = 43000000 , sigma = 0:7318698532283768 , 2023.07.12 , found by Kurt Beschorner

3180L : c 369 = 937285303675877037813564646699502563443425647141 * P 321

B1 = 850000000 , sigma = 0:16442747677842539654 , 2023.07.15 , found by yoyo@home

3976 : c1681 = 1090194247524180260505613303963657 * c1647

B1 = 1000000 , sigma = 4850672359003993 , 2023.07.15 , found by Alfred Reich

factors below were 2023.07.17 , found by Alfred Reich

2082: c693 = 213176320566932405923739316144183121 * c657

B1 = 3000000 , sigma = 5695710112208681

4014: c1299 = 30342571174416055157303235536809 * c1267

B1 = 3000000 , sigma = 755026313877746

4318: c1977 = 13959935021173769063086932360533 * c1945

B1 = 3000000 , sigma = 3276054257297596

4332: c1360 = 720355304496996023353602286321 * c1330

B1 = 3000000 , sigma = 6870543786584090

4406: c2160 = 76179004467076342877840445457742271571 * c2122

B1 = 3000000 , sigma = 2677560652825117

4650: c1188 = 1354974502640573690042297155943251 * c1155

B1 = 3000000 , sigma = 3945691783995694

4774: c1785 = 939350803688461624834572718367 * c1755

B1 = 3000000 , sigma = 3421884586449092

4864: c2242 = 5066551097314364199107963501050299985409 * c2203

B1 = 3000000 , sigma = 6848827941466736

4930: c1789 = 58155772131245841491220991681 * c1760

B1 = 3000000 , sigma = 5435909717695542

4958: c2377 = 82918361747212785422942914649 * c2348

B1 = 3000000 , sigma = 7030350164580897

5004: c1616 = 112055960419281090008995224529 * c1587

B1 = 3000000 , sigma = 1342153033446640

5410: c2144 = 22350974299077144034230465505681 * c2113

B1 = 3000000 , sigma = 4521162788968805

5412: c1574 = 16759443696240714850396104854453041 * c1539

B1 = 3000000 , sigma = 8272516377415601

5484: c1795 = 15181762479886594968001208675581 * c1764

B1 = 3000000 , sigma = 8323701288710052

6168: c1989 = 182682275721802091324695982091305017 * c1954

B1 = 3000000 , sigma = 4681191672930597

1086 : c 268 = 25900548863672930451831053961363718303143744545008210388536104834284881 * P 197

B1 = 7600000000 , A=101702759460121442588661823688085132805074998172576753279124229647341325094448959550147657876421843907085190684727191111321630239506214152898461481336425929517785356160041821572213930088060534205780946422559145040288984605449040070207064654047306604340305494022213634

, 2023.07.18 , found by yoyo@home

factors below were 2023.07.19 , found by Alfred Reich

1597 : c1576 = 30817019975627818877405998694224895213 * c1539

1678 : c 806 = 713179443752745679211641547767533209753303 * c 764

2680 : c1044 = 27437339325626356979018615179776401 * c1010

4164 : c1365 = 19781941587245859018154654153249 * c1334

4238 : c1945 = 137469787293516012571904952981451 * c1912

4434 : c1447 = 7354101158829833032701257969559251929 * c1411

4466 : c1617 = 1342582464751020319415597178468299 * c1584

4474 : c2200 = 13102171158192561598650176685059 * c2169

4656 : c1497 = 310710692253369164398904199706369 * c1465

4664 : c2068 = 11591987101883817338084010502411318313 * c2031

4676 : c1947 = 379152420982154635496633151811081 * c1915

4748 : c2372 = 2855101227050927802870374049881 * c2342

4886 : c2033 = 2316964919549130262002685472408059 * c1999

5028 : c1606 = 48399906424442267926223136380644501 * c1571

factors below were 2023.07.23 , found by Alfred Reich

2113 : c2069 = 354929074755704271165843846001853 * c2036

B1 = 1000000 , sigma = 7246696440051791

7362 : c2436 = 1889142577340213131496648834727637 * c2403

B1 = 3000000 , sigma = 3002322087673142

7420L : c1207 = 2340937705637882417208224655617801 * c1174

B1 = 3000000 , sigma = 4814171662249052

7710 : c2027 = 8802859463727639797791299361 * P1999

B1 = 3000000 , sigma = 2197231942016623

7752 : c2241 = 42353923360157502447534166996835876881 * c2203

B1 = 3000000 , sigma = 2285511068875915 , 2023.07.24 , found by Alfred Reich

8140L : c1404 = 80622744652166457696395245164203461 * c1369

B1 = 3000000 , sigma = 4074574849410810 , 2023.07.24 , found by Alfred Reich

17820L : c2142 = 4351340512045385646216652182961 * c2111

B1 = 250000 , sigma = 4225631610388729 , 2023.07.26 , found by Alfred Reich

1435 : c 912 = 300978743058300440004015409566201936016570961 * c 868

B1 = 43000000 , sigma = 0:591520289497255 , 2023.08.02 , found by Kurt Beschorner

1437 : c 924 = 6113742087024026109272080792999993294483 * c 884

B1 = 43000000 , sigma = 0:4040555549286134 , 2023.08.07 , found by Kurt Beschorner

769 : c 748 = 7315229730563819147169891302520141715784930317 * P 702

B1 = 43000000 , sigma = 0:4866262363522164 , 2023.08.12 , found by Kurt Beschorner

factors below were 2023.08.17 , found by Alfred Reich

1609: c1603 = 3988374591609069058861951683108276907 * c1567

B1 = 3000000 , sigma = 8249802312071881

1725: c 864 = 19853619020021936551970643063517525036801 * c 824

B1 = 3000000 , sigma = 3779380196910715

2075: c1629 = 44116135258201262756851010544188401 * c1594

B1 = 11000000 , sigma = 4408864212547375

2161: c2142 = 6221137589716668935375823870769721 * c2109

B1 = 3000000 , sigma = 6094737347714525

2345: c1536 = 570777583350017110986446490013709793871 * c1497

B1 = 3000000 , sigma = 4758785880834541

3147: c2064 = 4558159981083740597862506354906893 * c2030

B1 = 11000000 , sigma = 3637883746385938

23100M : c2342 = 1986244219841832504764571901 * c2315

B1 = 50000 , sigma = 5417620701313383 , 2023.09.08 , found by Alfred Reich

965 : c 733 = 20906515545038135954423417953390729987808761 * c 690

B1 = 43000000 , sigma = 0:5647638498360141 , 2023.09.17 , found by Kurt Beschorner

factors below were 2023.09.30 , found by Alfred Reich

1397 : c1251 = 42753280912860246682207018891977914694531253 * c1207

B1 = 3000000 , sigma = 2700694580185640

1531 : c1488 = 12566287745116172507276459071791047773 * c1451

B1 = 11000000 , sigma = 5544570623267430

1599 : c 940 = 2862577930401391395910619889316394633711512313018581507 * c 886

B1 = 11000000 , sigma = 6089901937320443

1767 : c1065 = 483943241304135729834698379237261842968518721 * c1020

B1 = 11000000 , sigma = 6508969139304757

1781 : c1603 = 8220544273496770607902160518576278883 * c1566

B1 = 1000000 , sigma = 470885766431294

1797 : c1154 = 166158350791930527176560688830248751 * c1119

B1 = 11000000 , sigma = 6774221078601470

1877 : c1850 = 5274635738203309898521707672683717 * c1816

B1 = 11000000 , sigma = 869439302431548

1921 : c1773 = 17398019158768815933518690670320603 * c1739

B1 = 250000 , sigma = 666695497488773

1941 : c1271 = 287083005546980792052900030867442759 * c1235

B1 = 11000000 , sigma = 6565695750550342

factors below were 2023.10.03 , found by Alfred Reich

1819 : c1665 = 224329941604181467888750584416608837 * c1629

B1 = 3000000 , sigma = 7467341431740533

2021 : c1903 = 321253150171846085745723078861991757 * c1868

B1 = 3000000 , sigma = 388026365282910

2075 : c1594 = 1625819864025847312099287036186401 * c1561

B1 = 3000000 , sigma = 5503603612230810

2085 : c1085 = 6078160169801344717765381813774609711 * c1049

B1 = 3000000 , sigma = 8060734294445588

2169 : c1393 = 43819715909252378163573970326079571449 * c1355

B1 = 11000000 , sigma = 4529496303367973

2195 : c1680 = 122479332444354453896226465370471 * c1648

B1 = 11000000 , sigma = 815015452416748

2227 : c2057 = 88682693256997737383012431094218759 * c2022

B1 = 11000000 , sigma = 3259603517133695

2325 : c1190 = 2092230009263090872762563661351 * c1160

B1 = 11000000 , sigma = 668152612757718

2329 : c2156 = 39176128505438687970719862885077 * c2125

B1 = 3000000 , sigma = 688391761840629

2349 : c1507 = 130977285679042993803355309196281 * c1474

B1 = 250000 , sigma = 3898806247384477

2357 : c2345 = 215865536178102990512975545452374677 * c2310

B1 = 1000000 , sigma = 6208380181943632

2685 : c1381 = 82576459610707203765199944492958976911 * P1343

B1 = 3000000 , sigma = 7539191287086204

2717 : c2143 = 1094201568128146273234681356654529991 * c2107

B1 = 3000000 , sigma = 1636311686953672

2793 : c1477 = 372350867986417036602022401737614254788557 * c1435

B1 = 3000000 , sigma = 3993347729438921

2937 : c1742 = 13051336659562893785466562912320842443 * c1705

B1 = 1000000 , sigma = 7940784565683557

2961 : c1642 = 175999994380946358008662287455338483 * c1607

B1 = 11000000 , sigma = 3905868961061402

2992 : c1230 = 394250202539694260096211322083329761 * c1194

B1 = 3000000 , sigma = 8954461009438324

921 : c 589 = 2586906306209214724677246972508067529723760705237 * P 541

B1 = 3000000 , sigma = 199539275368702193 , 2023.10.04 , found by Anonymous

factors below were 2023.10.07 , from Factor DB

2316 : c 719 = 121281361155185115284360748638810161 * c 684

2856 : c 744 = 9669314576207924611729263841892458362961 * c 704

2712 : c 860 = 83589345589492067422548510022510208449 * c 822

1655 : c1300 = 327308350191520976610083964096991 * c1267

2332 : c1016 = 187992901187185185404878781157273270049 * c 977

2582 : c1277 = 32320138096553298196155603912891601 * c1243

2650 : c1026 = 49331171828757451185867210692259001 * P 991

2726 : c1234 = 3313107852051073288994404260571 * c1204

2852 : c1281 = 320027498487407498891198822189402318849 * c1243

2896 : c1382 = 5087286777331456707429506704063523681 * c1345

3044 : c1477 = 281068563056996594358039301259861 * c1444

3148 : c1539 = 5136312214710009846154683885938261 * c1505

3154 : c1473 = 219119174290471302336478616276327 * c1440

3232 : c1590 = 429692847608312193093180411944321 * c1557

3400 : c1266 = 243945031173894991782815174242015201 * c1231

3406 : c1550 = 4920631276850178708895879386784618289 * c1514

3412 : c1664 = 149928446264651406608562854665021 * c1632

3416 : c1427 = 146169262521595681304980000763009 * c1395

3424 : c1686 = 192899892427245648869802303747649 * c1653

3470 : c1298 = 328955159950535293669161968653411993411 * c1259

3472 : c1351 = 5308327953276130572691928914721 * c1320

3476 : c1512 = 59711581734753434542872999181415341 * c1477

3633 : c1998 = 276534099775888565825278568515747 * c1966

3680 : c1393 = 97565608404582159922911901685441 * c1361

3756 : c1229 = 4288971513474830153865588239763481 * c1196

3862 : c1855 = 444912216518817271595535691934274285091 * c1816

3948 : c1081 = 415752934391935707654279695032999309 * c1046

4116 : c1163 = 19724282640618577514664673690602927661 * c1126

4522 : c1654 = 139370164384644050314672704643967 * c1622

4776 : c1574 = 13436536273725804100925580121993 * c1542

4812 : c1601 = 7621799415175198122014983852612642789 * c1564

5190 : c1372 = 1819136781225737432538586049161 * c1342

5568 : c1793 = 1329050406945485166160871181183553 * c1759

5838 : c1596 = 3467181836108518473613752346371718729 * c1560

6168 : c1954 = 207769994109973576530070901455590755257 * c1915

6210 : c1557 = 7452208606098951380132935380091 * c1526

6700M : c1320 = 2580531069594142510077131030230201 * c1287

7340L : c1449 = 477831525305437062109716658084501 * c1416

7460M : c1435 = 51262673315347534511416793419601 * c1403

8740L : c1572 = 224194986265081286385797800275781 * c1540

9020M : c1560 = 496066227685392670146060647887021 * c1528

9340L : c1824 = 6433491560491143804149823602700187381 * c1787

6186 : c2029 = 21697362613133964595466114528841853 * c1995

6312 : c2062 = 1331913027989653011161766008917441681 * c2026

6408 : c2093 = 1192612797837836130507317399809 * c2063

2161 : c2109 = 17885017030875040938868334614433948117 * c2071

6378 : c2111 = 10222699384321246317974305384893583 * c2077

3025 : c2200 = 677235898350591384951286444545597401 * c2165

4845 : c2282 = 10676520821525980433609688158826001 * c2248

4922 : c2291 = 2572236220834596543290782635432613 * c2257

5650 : c2206 = 62493478060609508120015228268759160651 * c2168

5324 : c2389 = 2800475559675832281852870811441 * c2359

5516 : c2330 = 4860953135773095938955057127729 * c2300

5056 : c2457 = 11293715911607412802561853633 * c2429

factors below were 2023.10.08 , from Factor DB

10100L : c1985 = 963306060107525278752798524101 * c1955

10380M : c1354 = 4364518234597341091319523347078788699321 * c1314

11340M : c1261 = 29902148735351216302758250170001 * c1229

15540M : c1695 = 2848456066516106289826209901 * c1668

8900L : c1736 = 72078063963285476754999497827094747101 * c1698

9460M : c1655 = 827362577140725916625542713242804761 * c1619

10180L : c2028 = 2767406755379043121476926272664858021 * c1992

10420M : c2029 = 5596312326063946435938013441 * c2001

10700L : c2113 = 1886761518694183355008022297648815301 * c2077

10900L : c2148 = 1901873057197228163694685514225801 * c2115

11500L : c2185 = 14632855440040408750192487501 * c2157

11500M : c2201 = 769359314263787760071483860763501 * c2168

11980L : c2388 = 976247380226028903207501292820321 * P2355

17580L : c2336 = 367562697621197773678648433521 * c2307

18420M : c2449 = 3063437620320675739460857329241 * c2418

18780M : c2490 = 1589578904907672772362609825241 * c2460

factors below were 2023.10.08 , found by Alfred Reich

18900M : c2133 = 7462618330494252046819019225401 * c2103

B1 = 1000000 , sigma = 5027506569009570

19500L : c2349 = 584277474575882496273267001 * c2323

B1 = 50000 , sigma = 1175464096142701

19740M : c2181 = 2745952843222170951546276225001 * c2150

B1 = 3000000 , sigma = 7798442495922056

19740M : c2150 = 692177199953163425536227095519836921 * c2114

B1 = 3000000 , sigma = 1592621353358642

factors below were 2023.10.10 , from Factor DB

3325 : c2151 = 665394561558339096066482309707151 * c2118

factors below were 2023.10.11 , from Factor DB

10300L : c2024 = 3084961300150313228164771903601 * c1993

10460M : c2028 = 1654197225702151569871794147515981 * c1995

11180L : c1987 = 43109862431095754405502938723895830021 * c1950

factors below were 2023.10.12 , from Factor DB

2108 : c 888 = 110751832648927548270211493859285869 * c 853

factors below were 2023.10.13 , from Factor DB

10140M : c1215 = 2436144256806549278816304841766521 * c1181

factors below were 2023.10.15 , from Factor DB

7580L : c1505 = 87159362101481740517001218256521 * c1473

9700L : c1877 = 4969601069784988463268621152055001 * c1843

9980M : c1961 = 60234262492879691702075574502509744041 * c1923

11300L : c2211 = 2182180350286462924030858025501 * c2181

11300L : c2181 = 51476539527811997194031844173935851401 * c2143

11660L : c2026 = 40492576319292955850829024592793701609134641 * c1982

11820M : c1531 = 306089199113717892024275119681 * P1502

1287 : c 698 = 31791118514492382191034849488929538857017871 * c 654

B1 = 110000000 , sigma=0:7890000879872781 , 2023.10.28 , found by Kurt Beschorner

factors below were 2023.11.09 , from Factor DB

3052 : c1233 = 74574292014555719066498713223189 * c1201

3452 : c1698 = 1743128883441681202534799974849289 * c1665

8380M : c1650 = 49453918341530959777007194979644921 * c1615

10620M : c1359 = 135315609294869181173950925834701 * c1327

10700M : c2058 = 488239289020187886343898117565101 * c2025

10900L : c2115 = 118223867871480452556119349316349701 * c2080

factors below were 2023.11.10 , from Factor DB

11140L : c2215 = 3469543086790320731944492070561 * c2184

18540M : c2428 = 677762088952628998000762098140832250681 * c2389

18780M : c2460 = 35492749891732846380526231912621 * c2428

18900M : c2103 = 2008407164013983537989983445103717401 * c2066

factors below were 2023.11.11 , from Factor DB

15300L : c1910 = 249490905127587619098736822201 * c1881

15540L : c1681 = 308220594010611255034820335921 * c1652

15900L : c2063 = 201643671669690039177322785820201 * c2031

factors below were 2023.11.25 , from Factor DB

3010 : c1005 = 1458403742372587441269682405403605121 * c 969

4156 : c2076 = 12913276426715383224960141674762983178849 * c2036

factors below were 2023.11.26 , found by Alfred Reich

18060M : c1973 = 9081902859189146809647985077065085001 * c1936

factors below were 2023.12.01 , from Factor DB

697 : c 630 = 16686233864879961607944220003247950213831 * c 590

factors below were 2023.12.03-06 , found by Alfred Reich

3562 : c1573 = 11609661475352502743102554686451841 * c1539

4464 : c1441 = 4073159644357601328532356620449 * c1410

4632 : c1517 = 1289096563711372002926829150477841 * c1484

10290 : c2301 = 20609416109558830884710453048641 * c2269

10710 : c2239 = 35796682173053028162358962001 * c2210

995 : c 742 = 4496923550405592963004409447842948530549521 * c 699

B1 = 110000000 , sigma = 0:5671941614311594 , 2023.12.24 , found by Kurt Beschorner

1190 : c 301 = 1965071455547075976451793652436868115828909241266827512665803201 * P 238

B1 = 7600000000 , sigma = 0:15698366658329656990 , 2024.01.24 , found by yoyo@home

942 : c 209 = 9755872853901756680890615403191792297388117293582105055568357694889056982187114874692197915708047 * P 112

SNFS , 2024.02.10 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche, Oliver Kruse and Kurt Beschorner

649 : c 580 = 3185748559637643456066133367277689749860976255110653 * c 529

B1 = 110000000 , sigma = 0:3763781678208499 , 2024.02.24 , found by Kurt Beschorner

818 : c 377 = 89909332182322637174267412766780073091874834080069255427757 * P 318

ECM 2024.02.25 found by Sam Wagstaff

1420M : c 212 = 150068993718936038588227244574366404285884513639444374982663085901463237698274075317154251769989823397761 * P 108

GNFS , 2024.03.13 , found by NFS@home

1420L : c 231 = 247950328172294050136754481538951409190364075674960071233394038784474817867352415168199452660754962688866321901 * P 121

SNFS , 2024.03.17 , found by NFS@home

655 : c 502 = 2603347672124284040229582413722681735668626862241 * c 454

B1 = 110000000 , sigma = 0:3963412036452067 , 2024.03.22 , found by Kurt Beschorner

Factors below were 2024.03.24 , from Factor DB

695 : c 545 = 8397548714483238063663389786354175256018831 * c 502

713 : c 632 = 31070861795268450321139284436817844468068239 * c 588

B1 = 110000000 , sigma = 4800378595879534 , 2024.03.29 , found by Kurt Beschorner

651 : c 353 = 18761726160436368465384904039916752385257524435903404839 * P 298

ECM 2024.04.14 , found by yoyo@home

659 : c 620 = 149909896971539560984652057797566890100299359259837 * P 570

B1 = 110000000 , sigma = 0:4226535905387705 , 2024.04.14 , found by Kurt Beschorner

1407 : c 723 = 1642802515245357383912944034418987319 * c 687

B1 = 110000000 , sigma = 2951090968820559 , 2024.04.30 , found by Kurt Beschorner

2564 : c1266 = 27189275929548127954581257800366864533484049 * c1223

B1 = 110000000 , sigma = 2371963344321011 , 2024.04.30 , found by Kurt Beschorner

433 : c 402 = 8824028723798902981997215284751342520751929886344438185486188157 * c 338

ECM 2024.05.28 found by Sam Wagstaff

1430 : c 454 = 82419252546478457878215964924871918728196281 * c 411

ECM 2024.06.09 found by Torbjorn Granlund

1496 : c 628 = 28330881496644957570065523400505204114494529 * c 584

ECM 2024.06.12 found by Torbjorn Granlund

1792 : c 741 = 4560897401317754430626820629544566062629889 * c 698

ECM 2024.06.14 found by Torbjorn Granlund

1392 : c 438 = 10825430995573655349911905703088339464977 * c 398

ECM 2024.06.15 found by Torbjorn Granlund

1672 : c 712 = 545358172357012292201336067885308067971306777 * c 667

ECM 2024.06.16 found by Torbjorn Granlund

891 : c 464 = 5768352029220733367366868921292458501408214165423363 * c 412

B1 = 110000000 , sigma = 1:333812611 , 2024.06.17 found by Torbjorn Granlund

3540M : c 422 = 154364888033739260172380158583232052475743273261 * P 375

B1 = 11000000 , sigma = 1:1431821900 , 2024.06.18 found by Torbjorn Granlund

1870 : c 640 = 30981838801127734361302339269066902886001 * c 600

B1 = 11000000 , sigma = 1:3306279234 , 2024.06.21 found by Torbjorn Granlund

1484 : c 584 = 12934325238528583194928423610286679740731789 * c 541

B1 = 11000000 , sigma = 1:85680977 , 2024.07.04 found by Torbjorn Granlund

1654 : c 807 = 2014736089669888940425352477546278092192268265858033129 * c 753

B1 = 11000000 , sigma = 1:1681499511 , 2024.07.04 found by Torbjorn Granlund

639 : c 365 = 108404283009093688449943940269189804724790189486660307 * c 312

B1 = 2900000000 , sigma = 10714174124914808047 , 2024.07.04 , found by yoyo@home

1538 : c 738 = 9287243504302734314292246493018665305411 * c 698

B1 = 11000000 , sigma = 1:2599237159 , 2024.07.04 found by Torbjorn Granlund

3646 : c1746 = 7249609412129031102349676213675320028207 * c1706

2024.07.04 , from Factor DB

3740M : c 596 = 813728620031462038871992677376718544646779541 * c 552

B1 = 11000000 , sigma = 1:2213254673 , 2024.07.07 found by Torbjorn Granlund

365 : c 288 = 1304946319836672523549871511207656785231498701576036930724645238399101906921

* 5528825275894858698684129584828307231241005568273768148118728392440732070424671

* P 135

SNFS , 2024.07.08 , found by NFSNET

1408 : c 560 = 106110538711611081989682173453117312268289 * c 519

B1 = 11000000 , sigma = 1:423379121 , 2024.07.12 found by Torbjorn Granlund

1525 : c1176 = 315847098431407555514016207329179201 * c1140

P - 1 , B1 = 200000000 , 2024.07.11 , found by Kurt Beschorner

1556 : c 695 = 1355157068675915381446032476103133130496209 * c 653

B1 = 11000000 , sigma = 1:3330891095 , 2024.07.13 found by Torbjorn Granlund

3900M : c 425 = 44612114135261049915172448202991314405938701 * c 381

B1 = 11000000 , sigma = 1:2348484157 , 2024.07.14 found by Torbjorn Granlund

731 : c 672 = 1847429475936181681973479760912708743358821710551 * c 624

B1 = 11000000 , sigma = 1:3939899409 , 2024.07.16 found by Torbjorn Granlund

730 : c 289 = 209567419815575088893039502374017044565180465719504614143239653652312239618655809712098924957353042723741728874079596356118568603287093812371 * P 148

SNFS , 2024.07.26 , found by NFSNET

1322 : c 652 = 32428891213264191224745951834819424405467767 * P 608

2024.07.31 , from Factor DB

Factors below were 2024.08.20 , from Torbjorn Granlund

1651 : c1481 = 275217017911139624191776255507977127851519 * c1440

B1 = 1000000 , sigma = 1 :2194818103

1841 : c1572 = 13025697981837238885482617576986077347 * c1535

B1 = 2000000 , sigma = 1 :2177576267

1891 : c1765 = 25728430999471065289640031125872987 * c1730

B1 = 500000 , sigma = 1 :3646079215

2099 : c2070 = 904895108749261583158479086319155797 * c2034

B1 = 1000000 , sigma = 120529647102471

2305 : c1790 = 216435273116164865199941012008081 * c1758

B1 = 1000000 , sigma = 1 :2792610879

2321 : c2090 = 7819586608885407861280912213052933 * c2057

B1 = 2000000 , sigma = 144531525929635

2361 : c1520 = 15093661730388660744164111101395889 * c1486

2413 : c2268 = 945153149166264948533842733420136547 * c2232

B1 = 1000000 , sigma = 30278076774429

2453 : c2199 = 805882633277252112088879931097297947 * P2163

B1 = 2000000 , sigma = 116639200445373

2495 : c1955 = 14339967467738136676523658916529111 * c1921

B1 = 1000000 , sigma = 1 :3516144215

2817 : c1806 = 19763398523108376154207863498493214803 * c1769

B1 = 2000000 , sigma = 1 :1298358369

2849 : c2129 = 1066161704325642263898000395207191477 * c2093

P-1 , B1 = 100000000

2995 : c2359 = 284277203341019855415851097076878001 * c2324

B1 = 2000000 , sigma = 53292640982751

3303 : c2159 = 17001394447702258475801953896133 * c2128

B1 = 1000000 , sigma = 1 :164161343

4125 : c1986 = 86059536640000496045815898721001 * c1954

B1 = 1000000 , sigma = 1 :2200366123

2342 : c1135 = 1277793770824393367115298917352334092381609 * c1093

2024.07.31 , from Factor DB

2966 : c1482 = 95981284857953712560599708643474527 * c1447

2024.07.31 , from Factor DB

471 : c 301 = 1640259175221723797786233348156700513564345502781851447654042775375772294825108377125627674387206196531834389323135517030822828838413 * P 169

SNFS , 2024.09.11 , found by Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche, Oliver Kruse and Kurt Beschorner

From me :

(My search range is R802..R998 and R1620L..R1980M)

1620L : c 185 = 216228542818328308783433809596084627890392881018159564738348653328755727601 * P 110

SNFS , 2021.05.15

834 : c 205 = 84191134295847459088496323909951690425296390505413654926185730285872463 * P 134

SNFS , 2021.07.28

890 : c 255 = 630859966703635424146382843107732835487998079409968772589281 * c 195

B1 = 300000000 , sigma = 2:7216577815049336811 , 2021.08.30

846 : c 249 = 8147270298945964118744634040617462692098679807835492529 * P 194

SNFS , 2021.10.18

852 : c 257 = 791145568078856137872408096636314622331869565265096415358925771275309

* 843407644889588409015473024758866665298118138956929263554289382634028509255935457469

* P 105

SNFS , 2022.04.12

892 : c 321 = 6159486985016013075067913427429040588111855293215481915322769 * P 260

B1 = 300000000 , sigma = 2:10607718275885008793 , 2022.09.10

880 : c 295 = 62716385987763617906038889384985304875217698799039986699716641 * P 234

B1 = 300000000 , sigma = 2:10560429264819151247 , 2022.12.04

1940M : c 344 = 5571625642084498030602199756991965375293044719417529765342701 * c 283

B1 = 300000000 , sigma = 2:13803433046389983180 , 2022.12.20

984 : c 297 = 1523756597661425772732982608015377525913129160101547143097 * P 240

B1 = 300000000 , sigma = 2:10916314553970469308 , 2023.06.30

838 : c 376 = 1574200835907997335817135918163629758761675764557540970547321 * c 315

B1 = 300000000 , sigma = 2:6044893835634751021 , 2024.01.04

938 : c 370 = 11562710405302740261753778982810543629872202227744910916651 * P 312

B1 = 300000000 , sigma = 2:4970505043646219549 , 2024.06.03

PLEASE CHECK THIS TO AVOID DUPLICATION .

IT MAKES NO SENSE THAT TWO OR MORE PEOPLE DO THE SAME NUMBER .

My search range is Phi(802,10) ... Phi(998,10) where even n and Phi(1620L,10) ... Phi(1980M,10) .

Below Phi(n,10)'s are under computation ;

990 -> SNFS (Next 954)

ECM for 16 numbers at B1 = 3e8 ;

808 , 838 , 842 , 848 , 862 , 872 , 886 , 904 , 916 , 920 , 954 , 956 , 968 , 982 , 994 , 1940M

(Next 914 , 926 ...)

Mail to y-koide@h9.dion.ne.jp