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 7 composites
59
Total Composites
361
Total Attempts
57266
Factors Found
4
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
▶ (211^131-1)/(211-1) 303
t59.6/t64.0
44 182,529 None 2025-12-30 08:57
2026-08-16 23:07 		134987.3s
▶ (1451^97-1)/(1451-1) 304
t57.6/t64.6
25 104,705 None 2025-12-30 12:08
2026-08-16 21:02 		65307.1s
▶ (1471^97-1)/(1471-1) 305
t56.7/t64.3
29 94,080 None 2025-12-30 15:58
2026-08-16 18:53 		69268.1s
▶ (2089^89-1)/(2089-1) 293
t63.5/t63.1
16 108,321 None 2025-12-13 01:48
2026-08-06 15:44 		77198.2s
▶ (1531^97-1)/(1531-1) 306
t56.2/t64.6
23 84,481 None 2025-12-30 16:56
2026-08-05 18:21 		58614.3s
▶ (179^139-1)/(179-1) 311
t65.9/t66.2
2 113,072 None 2025-12-13 01:44
2026-08-03 22:55 		0.0s
▶ (71^167-1)/(71-1) 308
t55.5/t64.9
19 72,193 None 2025-12-30 14:23
2026-08-03 01:20 		49989.5s
▶ (607^109-1)/(607-1) 301
t55.6/t64.6
21 77,313 None 2025-12-30 09:33
2026-08-03 01:04 		57509.9s
▶ (1447^97-1)/(1447-1) 304
t55.7/t64.9
21 78,337 None 2025-12-30 14:59
2026-08-03 00:53 		56129.7s
▶ (1019^101-1)/(1019-1) 301
t54.5/t64.9
15 61,441 None 2025-12-30 09:41
2026-08-02 12:58 		53408.1s
▶ (1609^97-1)/(1609-1) 308
t45.3/t65.2
9 20,608 None 2025-12-30 19:24
2026-08-02 08:59 		6530.3s
▶ (2129^89-1)/(2129-1) 293
t63.0/t62.5
14 86,561 None 2025-12-13 01:50
2026-07-28 00:27 		185313.8s
▶ (929077^47-1)/(929077-1) 275
t64.6/t62.5
4 38,073 None 2025-12-13 01:46
2026-06-24 15:54 		1362.7s
▶ (24571^73-1)/(24571-1) 317
t44.3/t67.1
6 12,800 None 2025-12-31 10:44
2026-06-10 17:43 		1913.1s
▶ (5^677-1)/(5-1) 473
t43.9/t85.0
5 8,960 None 2026-01-16 14:58
2026-06-08 03:51 		1943.3s
▶ (1093^157-1)/(1093-1) 468
t43.9/t85.0
5 8,960 None 2026-01-16 08:04
2026-06-07 22:25 		2884.8s
▶ (5^661-1)/(5-1) 462
t43.9/t85.0
5 8,960 None 2026-01-16 03:24
2026-06-07 19:20 		3627.9s
▶ (47^263-1)/(47-1) 439
t43.9/t85.0
5 8,960 None 2026-01-15 18:16
2026-06-07 12:38 		2352.3s
▶ (409^151-1)/(409-1) 392
t43.9/t80.6
5 8,960 None 2026-01-10 01:20
2026-06-06 23:20 		1189.6s
▶ (137^197-1)/(137-1) 419
t43.6/t84.0
4 9,472 None 2026-01-13 17:14
2026-06-05 11:23 		7451.6s
▶ (157^191-1)/(157-1) 418
t43.6/t84.0
4 9,472 None 2026-01-13 17:02
2026-06-05 11:00 		6204.7s
▶ (239^157-1)/(239-1) 372
t43.7/t77.5
4 9,472 None 2026-01-02 17:47
2026-06-04 22:54 		2673.2s
▶ (83^191-1)/(83-1) 365
t43.6/t76.0
4 9,472 None 2026-01-01 04:29
2026-06-04 17:49 		2036.7s
▶ (2666986681^37-1)/(2666986681-... 340
t43.6/t75.1
4 9,472 None 2026-01-01 09:23
2026-06-04 12:01 		2042.9s
▶ (241^149-1)/(241-1) 353
t43.6/t74.8
4 9,472 None 2025-12-31 22:07
2026-06-04 11:40 		2159.2s
▶ (359^139-1)/(359-1) 353
t43.6/t73.2
4 9,472 None 2025-12-31 22:52
2026-06-04 07:50 		1937.5s
▶ (601^127-1)/(601-1) 351
t43.6/t72.3
4 9,472 None 2025-12-31 22:43
2026-06-04 04:49 		2143.3s
▶ (156982145081^29-1)/(156982145... 314
t43.6/t71.1
4 9,472 None 2025-12-31 16:14
2026-06-03 22:44 		1674.1s
▶ (1103^109-1)/(1103-1) 329
t43.6/t69.8
4 9,472 None 2025-12-31 08:58
2026-06-03 20:22 		1823.9s
▶ (257^139-1)/(257-1) 333
t43.6/t69.5
4 9,472 None 2025-12-31 10:02
2026-06-03 19:35 		1837.3s
▶ (1087^109-1)/(1087-1) 328
t43.6/t69.5
4 9,472 None 2025-12-31 08:07
2026-06-03 19:26 		1847.9s
▶ (1033^107-1)/(1033-1) 320
t43.6/t68.3
4 9,472 None 2025-12-31 02:21
2026-06-03 15:14 		1862.7s
▶ (11^757-1)/(11-1) 788
t43.7/t85.0
25 19,496 None 2026-02-10 12:20
2026-06-02 15:54 		22092.6s
▶ (797161^97-1)/(797161-1) 567
t43.6/t85.0
7 11,136 None 2026-01-27 11:57
2026-06-02 09:02 		4925.8s
▶ (3^1163-1)/(3-1) 555
t43.6/t85.0
7 11,136 None 2026-01-27 00:15
2026-06-02 05:10 		4920.5s
▶ (307^223-1)/(307-1) 553
t43.6/t85.0
7 11,136 None 2026-01-26 21:29
2026-06-02 04:29 		2431.1s
▶ (3169^151-1)/(3169-1) 526
t44.2/t85.0
4 12,288 None 2026-01-19 10:43
2026-05-26 10:21 		6502.0s
▶ (3571^107-1)/(3571-1) 377
t43.9/t80.3
4 10,240 None 2026-01-08 03:16
2026-04-27 15:45 		10948.2s
▶ (30941^157-1)/(30941-1) 701
t44.3/t85.0
4 5,888 None 2026-02-05 07:51
2026-04-02 04:46 		26167.4s
▶ (31^467-1)/(31-1) 695
t44.3/t85.0
4 5,888 None 2026-02-05 03:07
2026-04-01 10:23 		10010.3s
▶ (13^619-1)/(13-1) 689
t44.3/t85.0
4 5,888 None 2026-02-04 23:20
2026-03-31 13:27 		14429.9s
▶ (61^383-1)/(61-1) 683
t44.3/t85.0
4 5,888 None 2026-02-04 19:04
2026-03-31 05:22 		13233.0s
▶ (7^809-1)/(7-1) 683
t44.3/t85.0
4 5,888 None 2026-02-04 18:36
2026-03-31 04:31 		9253.4s
▶ (13^613-1)/(13-1) 682
t44.3/t85.0
4 5,888 None 2026-02-04 18:07
2026-03-31 03:39 		9266.6s
▶ (31^457-1)/(31-1) 681
t44.3/t85.0
4 5,888 None 2026-02-04 17:38
2026-03-31 02:48 		13257.7s
▶ (3169^139-1)/(3169-1) 484
t43.9/t85.0
16 22,016 None 2026-01-17 00:07
2026-03-30 02:38 		7412.1s
▶ (181^191-1)/(181-1) 429
t43.9/t85.0
17 23,360 None 2026-01-15 11:28
2026-03-30 01:53 		5822.6s
▶ (181^211-1)/(181-1) 475
t43.8/t85.0
3 5,632 None 2026-01-16 17:13
2026-03-27 22:48 		3472.9s
▶ (61^367-1)/(61-1) 654
t43.8/t85.0
4 9,984 None 2026-02-03 22:35
2026-03-18 19:30 		19887.0s
▶ (52379047267^61-1)/(5237904726... 642
t43.8/t85.0
4 9,984 None 2026-02-03 06:00
2026-03-18 08:51 		18782.7s
Recent Factors Found View All 57266 Factors →
Factor Bits Digits Composite Discovery Method Sigma Group Order Discovered
110603822356883951 57 18 aliquot:2232:i1414 ecm 3:3998872132 110603822034025880 2026-08-18 02:01
5494251495662954839423087 83 25 aliquot:3560216:i4954 ecm 3:345861670 5494251495661677371435820 2026-08-18 01:21
443723148431 39 12 aliquot:3560216:i4953 ecm 3:1515980485 443723826168 2026-08-18 01:21
6706681229735362927696126253389 103 31 aliquot:3560216:i4952 ecm 3:3171957247 670668122973536501741397485161... 2026-08-18 01:19
735834642034330357 60 18 aliquot:3560216:i4952 ecm 3:3065769641 735834642055182760 2026-08-18 01:19
100746638057547606344811331753089958667 127 39 aliquot:3560216:i4951 ecm 3:263896711 100746638057547606344752275790... 2026-08-18 01:18
26950826281762839223 65 20 aliquot:3560216:i4950 ecm 3:1772029948 26950826284335833200 2026-08-18 01:14
21224903346472853052765371 85 26 aliquot:2232:i1413 ecm 3:856253037 21224903346467330116631832 2026-08-18 00:39
93413104963671407 57 17 aliquot:2232:i1413 ecm 3:856252043 93413104740580464 2026-08-18 00:39
709071333574651 50 15 aliquot:4438920:i3329 ecm 3:1746469822 709071313254792 2026-08-18 00:39
440387358179 39 12 aliquot:3560216:i4949 ecm 3:160704053 440387424372 2026-08-18 00:24
282704398759640591026798689109 98 30 aliquot:3560216:i4948 ecm 3:3655769395 282704398759641167630304934300 2026-08-18 00:24
30574136435493297139 65 20 aliquot:3560216:i4948 ecm 3:1531425879 30574136431937345664 2026-08-18 00:24
4587286551335051 53 16 aliquot:3560216:i4948 ecm 3:1531425882 4587286495844640 2026-08-18 00:24
5159954589924085548144422136732829 112 34 aliquot:4438920:i3328 ecm 3:2377946787 515995458992408564394423399128... 2026-08-18 00:07
3493807749649178077 62 19 aliquot:3560216:i4946 ecm 3:4060934071 3493807749800058080 2026-08-17 23:01
11932918629429641 54 17 aliquot:3560216:i4946 ecm 3:4060934309 11932918725928252 2026-08-17 23:01
540407083447574429987 69 21 aliquot:3560216:i4945 ecm 3:3438100926 540407083473680698176 2026-08-17 23:01
2779987283342600413 62 19 aliquot:3560216:i4945 ecm 3:3438101100 2779987286510974644 2026-08-17 23:01
2664374960333 42 13 aliquot:3560216:i4945 ecm 3:3438100639 2664374271108 2026-08-17 23:01
23547897728324619364954055897 95 29 aliquot:3560216:i4944 ecm 3:735301800 23547897728324381089559118336 2026-08-17 23:01
6544105065852571192517513 83 25 aliquot:3560216:i4944 ecm 3:546574755 6544105065853781987538432 2026-08-17 23:01
12371503 24 8 aliquot:3560216:i4944 ecm 3:3304717036 12368560 2026-08-17 23:01
14390483865478264855274567 84 26 aliquot:3560216:i4943 ecm 3:3287832128 14390483865479009231375952 2026-08-17 22:59
520328771513 39 12 aliquot:3560216:i4943 ecm 3:3407970904 520328486712 2026-08-17 22:59

API Documentation: /docs