ECM Distributed Factorization Dashboard

ECM Testing Status P-1/P+1 Status All Curves All Factors Leaderboard Residue Status
Project:
Priority:
All 1 2 3 4 5 6 7 8 9 10
Currently showing: Priority 9 composites
13
Total Composites
39
Total Attempts
39003
Factors Found
0
Fully Factored
Recent Factorization Attempts (Aggregated by Composite) View All Curves →

Click any row to expand and see individual curve batches

Composite Digits T-Level Progress Batches Total Curves Factors Found First/Last Attempt Total Time
(3^971-1)/(3-1) 463
t43.9/t85.0
16 22,016 None 2026-01-16 03:38
2026-03-30 02:15
7064.7s
(331^193-1)/(331-1) 484
t43.8/t85.0
3 5,632 None 2026-01-17 00:37
2026-03-28 02:30
4594.6s
(3^991-1)/(3-1) 473
t43.1/t85.0
3 5,632 None 2026-01-16 15:42
2026-03-25 08:58
1886.2s
(398581^103-1)/(398581-1) 572
t42.6/t85.0
5 7,808 None 2026-01-27 19:03
2026-03-23 06:35
4143.5s
(61^313-1)/(61-1) 558
t42.6/t85.0
5 7,808 None 2026-01-27 03:38
2026-03-23 04:58
2242.4s
(3^1109-1)/(3-1) 529
t42.6/t85.0
5 7,808 None 2026-01-25 21:53
2026-03-23 02:24
1824.5s
(61^233-1)/(61-1) 415
t43.0/t82.8
8 17,033 None 2026-01-04 18:05
2026-02-22 08:07
32027.4s
(8011^79-1)/(8011-1) 305
t53.3/t64.9
8 32,256 None 2025-12-30 16:49
2026-02-21 16:36
21539.5s
(48037081^41-1)/(48037081-1) 308
t49.7/t68.3
5 10,753 None 2025-12-30 23:57
2026-02-03 14:43
18410.2s
(127^257-1)/(127-1) 539
t42.8/t85.0
3 5,688 None 2026-01-26 06:24
2026-01-26 13:28
3317.5s
(5^521-1)/(5-1) 364
t65.0/t76.3
2 6,144 None 2026-01-01 01:46
2026-01-01 02:33
1925.9s
(103^173-1)/(103-1) 347
t42.8/t73.2
2 6,144 None 2025-12-31 21:05
2025-12-31 21:54
1840.5s
Recent Factors Found View All 39003 Factors →
Factor Bits Digits Composite Discovery Method Sigma Group Order Discovered
431872390331 39 12 aliquot:4685772:i2446 ecm 3:1478069638 431872433856 2026-05-13 15:31
480597919 29 9 aliquot:4760874:i1102 ecm 3:175072586 480624496 2026-05-13 15:31
2732664170141387 52 16 aliquot:4438920:i3264 ecm 3:767071726 2732664137197456 2026-05-13 15:31
1508225568478814567586764843597 101 31 aliquot:4438920:i3264 ecm 3:767071713 150822556847881577172508934182... 2026-05-13 15:31
2675661814379 42 13 aliquot:3935280:i2676 ecm 3:2537331619 2675662021200 2026-05-13 15:30
3587117 22 7 aliquot:4760874:i1102 ecm 3:3493535023 3586620 2026-05-13 15:30
67820766160604576221 66 20 aliquot:4760874:i1101 ecm 3:4263212391 67820766156873340880 2026-05-13 15:16
16021734367 34 11 aliquot:4760874:i1101 ecm 3:4263212348 16021690608 2026-05-13 15:16
1725338131784714273465780441441 101 31 aliquot:4760874:i1101 ecm 3:4263217078 172533813178471463852231445958... 2026-05-13 15:16
734259341 30 9 aliquot:4438920:i3263 ecm 3:2676778588 734283776 2026-05-13 15:15
6611441 23 7 aliquot:4337532:i1635 ecm 3:2516862547 6610992 2026-05-13 15:15
1325773411216111349 61 19 aliquot:4337532:i1635 ecm 3:2516862608 1325773411830496740 2026-05-13 15:15
18269901548626092847 64 20 aliquot:4944492:i2275 ecm 3:1376082650 18269901553266359880 2026-05-13 15:15
15089037983 34 11 aliquot:4944492:i2275 ecm 3:1376082462 15088928904 2026-05-13 15:15
198871395091 38 12 aliquot:3935280:i2675 ecm 3:1575019112 198871543440 2026-05-13 15:15
44289988560973527829 66 20 aliquot:3935280:i2675 ecm 3:1575019583 44289988553316339900 2026-05-13 15:15
1126867009 31 10 aliquot:4535496:i1491 ecm 3:2664754149 1126832800 2026-05-13 15:13
14992944218885099347 64 20 aliquot:4535496:i1490 ecm 3:3097913240 14992944225674479380 2026-05-13 15:11
94502166068449718653817867 87 26 aliquot:4535496:i1490 ecm 3:3097913717 94502166068432914294171440 2026-05-13 15:11
88215645518070677692125869 87 26 aliquot:4301208:i3438 ecm 3:1915276280 88215645518067344285169044 2026-05-13 15:01
317463308758131962343787 79 24 aliquot:4301208:i3438 ecm 3:1915275976 317463308757713529940408 2026-05-13 15:01
66660680287 36 11 aliquot:4337532:i1634 ecm 3:1754764845 66661075116 2026-05-13 15:01
4998033630487603 53 16 aliquot:4337532:i1634 ecm 3:1754764848 4998033751097648 2026-05-13 15:01
1217162395994548469281 71 22 aliquot:4760874:i1100 ecm 3:637856368 1217162395988276964500 2026-05-13 15:01
567916772357636898101617 79 24 aliquot:4760874:i1100 ecm 3:637857125 567916772358407854172156 2026-05-13 15:01

API Documentation: /docs