ECM Distributed Factorization Dashboard

ECM Testing Status P-1/P+1 Status All Curves All Factors Leaderboard Residue Status
Project:
Priority:
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Currently showing: Priority 6 composites
625
Total Composites
2070
Total Attempts
39004
Factors Found
22
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
▶ (15307^71-1)/(15307-1) 293
t45.2/t63.7
5 16,897 None 2025-12-30 05:16
2026-05-12 05:31 		12815.0s
▶ (14081^71-1)/(14081-1) 291
t45.2/t63.7
5 16,897 None 2025-12-30 02:42
2026-05-12 04:05 		12843.0s
▶ (13913^71-1)/(13913-1) 291
t45.2/t63.7
5 16,897 None 2025-12-30 02:34
2026-05-12 02:39 		12859.0s
▶ (398581^53-1)/(398581-1) 277
t45.2/t63.7
5 16,897 None 2025-12-30 20:29
2026-05-12 01:13 		12066.8s
▶ (1297^97-1)/(1297-1) 294
t45.2/t63.7
5 16,897 None 2025-12-30 09:26
2026-05-11 23:51 		12216.3s
▶ (2619871^41-1)/(2619871-1) 243
t54.8/t59.1
26 86,017 None 2025-12-28 15:02
2026-05-08 12:27 		46253.0s
▶ (503593^47-1)/(503593-1) 263
t54.7/t58.8
29 87,553 None 2025-12-28 09:17
2026-05-08 10:42 		34866.4s
▶ (6353^71-1)/(6353-1) 257
t58.5/t58.5
39 153,089 None 2025-12-28 06:29
2026-05-06 07:11 		102317.8s
▶ (5381^73-1)/(5381-1) 260
t58.2/t58.2
39 144,385 None 2025-12-28 12:27
2026-05-04 21:24 		109283.6s
▶ (2432041^43-1)/(2432041-1) 264
t52.9/t59.1
17 58,881 None 2025-12-30 05:53
2026-05-04 20:32 		18980.1s
▶ (517630753^31-1)/(517630753-1) 262
t50.9/t59.1
19 55,297 None 2025-12-28 08:11
2026-05-04 20:17 		30829.1s
▶ (13241^67-1)/(13241-1) 273
t51.9/t59.1
21 56,833 None 2025-12-28 11:51
2026-05-04 20:11 		42624.1s
▶ (11083^73-1)/(11083-1) 292
t48.4/t63.4
7 27,649 None 2025-12-30 13:52
2026-05-03 20:32 		10922.1s
▶ (314833031675431^19-1)/(314833... 261
t48.4/t63.4
8 28,444 None 2025-12-30 10:33
2026-05-03 19:06 		9327.7s
▶ (3851^83-1)/(3851-1) 242
t48.3/t63.4
7 27,649 None 2025-12-30 11:10
2026-05-03 17:52 		13962.0s
▶ (19516315004731302000880283587... 300
t45.2/t63.4
5 16,897 None 2025-12-28 11:36
2026-05-03 16:44 		12947.3s
▶ (11839^73-1)/(11839-1) 294
t44.9/t63.4
5 16,897 None 2025-12-30 16:20
2026-05-03 15:17 		5183.7s
▶ (16651^71-1)/(16651-1) 291
t45.2/t63.4
6 16,897 None 2025-12-30 06:22
2026-05-03 10:25 		10327.1s
▶ (2179^89-1)/(2179-1) 292
t45.2/t63.4
5 16,897 None 2025-12-30 05:38
2026-05-03 09:41 		10306.6s
▶ (12577^73-1)/(12577-1) 296
t45.2/t63.4
5 16,897 None 2025-12-30 17:40
2026-05-03 08:56 		10807.1s
▶ (11821^73-1)/(11821-1) 294
t44.9/t63.4
5 16,897 None 2025-12-30 15:29
2026-05-03 08:06 		7177.3s
▶ (11279^73-1)/(11279-1) 292
t45.2/t63.4
5 16,897 None 2025-12-30 13:45
2026-05-03 06:44 		12900.8s
▶ (5261^71-1)/(5261-1) 217
t58.1/t57.8
40 147,189 None 2025-12-28 04:38
2026-04-30 12:26 		89055.9s
▶ (33151^163-1)/(33151-1) 733
t43.9/t85.0
17 20,494 None 2026-02-10 10:56
2026-04-30 03:31 		9388.3s
▶ (44371^181-1)/(44371-1) 837
t43.8/t85.0
14 19,944 None 2026-02-10 12:50
2026-04-30 01:32 		9016.6s
▶ (4679^127-1)/(4679-1) 463
t43.7/t85.0
4 10,240 None 2026-01-16 03:58
2026-04-29 18:31 		3541.9s
▶ (6029^101-1)/(6029-1) 379
t43.7/t81.5
4 10,240 None 2026-01-08 04:58
2026-04-29 18:05 		1760.4s
▶ (1361^157-1)/(1361-1) 489
t43.8/t85.0
12 19,200 None 2026-01-17 03:55
2026-04-29 18:04 		2970.9s
▶ (2903^139-1)/(2903-1) 478
t43.8/t85.0
12 19,200 None 2026-01-16 20:33
2026-04-29 14:41 		3317.3s
▶ (1549^179-1)/(1549-1) 568
t43.8/t85.0
7 12,672 None 2026-01-27 14:06
2026-04-29 00:01 		4207.9s
▶ (293^109-1)/(293-1) 249
t57.2/t57.2
53 125,188 None 2025-12-28 05:59
2026-04-28 18:34 		78814.4s
▶ (5113^107-1)/(5113-1) 381
t43.7/t84.3
4 10,240 None 2026-01-08 07:22
2026-04-28 03:09 		2133.9s
▶ (5807^101-1)/(5807-1) 377
t43.7/t82.5
4 10,240 None 2026-01-08 04:04
2026-04-28 02:04 		6772.0s
▶ (19^313-1)/(19-1) 379
t43.7/t80.9
4 10,240 None 2026-01-08 05:46
2026-04-27 23:06 		2215.8s
▶ (6067^101-1)/(6067-1) 379
t43.7/t80.9
4 10,240 None 2026-01-08 05:22
2026-04-27 22:30 		1755.0s
▶ (5279^103-1)/(5279-1) 380
t43.7/t80.3
4 10,240 None 2026-01-08 06:34
2026-04-27 15:22 		7123.3s
▶ (271^157-1)/(271-1) 376
t43.8/t79.7
5 12,800 None 2026-01-05 14:59
2026-04-27 15:07 		2505.2s
▶ (2969^113-1)/(2969-1) 380
t43.7/t79.7
4 10,240 None 2026-01-08 06:58
2026-04-25 18:23 		1876.9s
▶ (1847^173-1)/(1847-1) 562
t43.8/t85.0
7 12,672 None 2026-01-27 09:10
2026-04-25 16:50 		4220.2s
▶ (787^197-1)/(787-1) 568
t43.8/t85.0
7 12,672 None 2026-01-27 14:24
2026-04-25 13:17 		4615.4s
▶ (10608841^41-1)/(10608841-1) 280
t48.4/t63.1
7 27,649 None 2025-12-30 00:59
2026-04-23 19:52 		13409.7s
▶ (14419^71-1)/(14419-1) 292
t48.3/t63.1
7 27,649 None 2025-12-30 04:18
2026-04-23 17:00 		17926.2s
▶ (311^227-1)/(311-1) 564
t43.8/t85.0
7 12,672 None 2026-01-27 10:24
2026-04-23 14:20 		3236.3s
▶ (2459^167-1)/(2459-1) 563
t43.8/t85.0
7 12,672 None 2026-01-27 09:29
2026-04-23 13:36 		3643.1s
▶ (14071^73-1)/(14071-1) 299
t48.3/t63.1
7 27,649 None 2025-12-30 20:44
2026-04-23 12:47 		17903.3s
▶ (10937^73-1)/(10937-1) 281
t48.3/t63.1
7 27,649 None 2025-12-30 13:30
2026-04-23 10:59 		21755.2s
▶ (911^101-1)/(911-1) 285
t45.2/t63.1
5 16,897 None 2025-12-30 05:02
2026-04-23 09:36 		12016.3s
▶ (12479^73-1)/(12479-1) 295
t48.3/t63.1
7 27,649 None 2025-12-30 17:33
2026-04-23 08:10 		23904.2s
▶ (2111^167-1)/(2111-1) 552
t44.0/t85.0
7 12,672 None 2026-01-26 18:42
2026-04-23 04:30 		2272.1s
▶ (601^199-1)/(601-1) 551
t44.0/t85.0
7 12,672 None 2026-01-26 18:24
2026-04-23 03:50 		2274.3s
Recent Factors Found View All 39004 Factors →
Factor Bits Digits Composite Discovery Method Sigma Group Order Discovered
646764665518661 50 15 aliquot:4131492:i3539 ecm 3:982429864 646764661323676 2026-05-13 15:40
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
1508225568478814567586764843597 101 31 aliquot:4438920:i3264 ecm 3:767071713 150822556847881577172508934182... 2026-05-13 15:31
2732664170141387 52 16 aliquot:4438920:i3264 ecm 3:767071726 2732664137197456 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
16021734367 34 11 aliquot:4760874:i1101 ecm 3:4263212348 16021690608 2026-05-13 15:16
67820766160604576221 66 20 aliquot:4760874:i1101 ecm 3:4263212391 67820766156873340880 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

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