Recent ECM Curves

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Curves Aggregated by Composite

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Composite Digits T-Level Progress Batches Total Curves Factors Found First/Last Attempt Total Time
▶ (2273^127-1)/(2273-1) 423
t44.3/t85.0
10 18,688 None 2026-01-15 06:25
2026-06-09 23:09 		3300.5s
▶ (29206903029342089336539354390... 1119
t40.5/t85.0
5 12,800 1 factor 2025-12-16 06:33
2026-06-09 23:03 		748.8s
▶ aliquot:4704288:i1616 103
t32.9/t31.7
3 8,064 2 factors 2026-06-09 23:00
2026-06-09 23:00 		7.9s
▶ (61998702523844097231428046327... 292
t31.1/t64.0
3 5,889 None 2026-02-17 14:28
2026-06-09 23:00 		5172.5s
▶ aliquot:4704288:i1615 111
t28.0/t34.2
1 2,688 2 factors 2026-06-09 22:45
2026-06-09 22:45 		0.0s
▶ (2465227^67-1)/(2465227-1) 422
t44.3/t85.0
10 18,688 None 2026-01-15 06:14
2026-06-09 22:41 		2757.6s
▶ (11436227498299570871061658397... 1056
t40.5/t85.0
5 12,800 None 2025-11-14 10:12
2026-06-09 22:36 		5078.8s
▶ (38525425230893174511149751735... 920
t40.9/t85.0
5 12,800 1 factor 2025-12-15 09:18
2026-06-09 22:34 		10162.7s
▶ (8746807^61-1)/(8746807-1) 417
t44.3/t85.0
10 18,688 None 2026-01-15 02:44
2026-06-09 22:33 		4120.3s
▶ aliquot:4704288:i1614 90
t36.0/t27.7
4 10,195 1 factor 2026-06-09 22:30
2026-06-09 22:33 		75.4s
▶ aliquot:4860360:i2464 93
t30.1/t28.6
3 8,064 2 factors 2026-06-09 22:15
2026-06-09 22:16 		0.0s
▶ (27139940687300691730087705966... 1047
t40.5/t85.0
5 12,800 1 factor 2025-11-14 11:17
2026-06-09 22:15 		6016.7s
▶ (2281^149-1)/(2281-1) 498
t44.3/t85.0
10 18,688 None 2026-01-17 09:08
2026-06-09 22:09 		3499.4s
▶ (7^1277-1)/(7-1) 1079
t44.2/t85.0
15 22,504 None 2026-02-10 15:30
2026-06-09 22:04 		2907.8s
▶ aliquot:4860360:i2463 118
t28.0/t36.3
1 2,688 2 factors 2026-06-09 22:01
2026-06-09 22:01 		0.0s
▶ aliquot:4704288:i1613 90
t28.0/t27.7
1 2,688 1 factor 2026-06-09 22:00
2026-06-09 22:00 		0.0s
▶ (62587658822481111160460627054... 1011
t40.5/t85.0
5 12,800 None 2025-11-14 06:48
2026-06-09 21:54 		3692.3s
▶ aliquot:4928244:i862 117
t36.4/t36.0
5 13,440 2 factors 2026-06-09 21:46
2026-06-09 21:49 		60.1s
▶ (1601^149-1)/(1601-1) 437
t44.3/t85.0
10 18,688 None 2026-01-15 16:54
2026-06-09 21:47 		3711.9s
▶ aliquot:4583796:i4164 118
t36.4/t36.3
4 10,752 None 2026-06-09 21:15
2026-06-09 21:46 		59.6s
▶ aliquot:4337532:i1716 103
t29.3/t31.7
2 5,376 2 factors 2026-06-09 21:46
2026-06-09 21:46 		0.0s
▶ aliquot:4698384:i862 117
t36.4/t36.0
4 10,752 None 2026-06-09 20:30
2026-06-09 21:46 		69.1s
▶ (3256411^31-1)/(3256411-1) 182
t46.3/t46.2
24 31,369 None 2025-11-19 03:59
2026-06-09 21:46 		5838.3s
▶ aliquot:4860360:i2462 107
t28.0/t32.9
1 2,688 1 factor 2026-06-09 21:45
2026-06-09 21:45 		0.0s
▶ aliquot:4704288:i1612 107
t28.0/t32.9
1 2,688 2 factors 2026-06-09 21:45
2026-06-09 21:45 		0.0s
▶ aliquot:4671750:i2482 118
t36.4/t36.3
4 10,752 None 2026-06-09 20:30
2026-06-09 21:45 		62.2s
▶ (42720377651191352801012877800... 1010
t40.5/t85.0
5 12,800 None 2025-11-14 05:07
2026-06-09 21:41 		4218.3s
▶ aliquot:4337532:i1714 116
t28.0/t35.7
1 2,688 2 factors 2026-06-09 21:40
2026-06-09 21:40 		0.0s
▶ (94251563597076297470123066303... 249
t31.1/t64.0
3 5,889 None 2026-02-17 14:04
2026-06-09 21:34 		4225.3s
▶ (41824295561619172451127406012... 969
t39.9/t85.0
5 11,381 1 factor 2025-11-14 05:57
2026-06-09 21:31 		3866.5s
▶ aliquot:4704288:i1611 112
t28.0/t34.5
1 2,688 2 factors 2026-06-09 21:31
2026-06-09 21:31 		0.0s
▶ aliquot:4860360:i2460 105
t28.0/t32.3
1 2,688 1 factor 2026-06-09 21:30
2026-06-09 21:30 		0.0s
▶ aliquot:4928244:i861 102
t28.0/t31.4
1 2,688 2 factors 2026-06-09 21:30
2026-06-09 21:30 		0.0s
▶ (33229353958184876126334377200... 972
t40.5/t85.0
5 12,800 2 factors 2025-11-14 08:30
2026-06-09 21:27 		3650.5s
▶ (691^167-1)/(691-1) 472
t44.3/t85.0
10 18,352 None 2026-01-16 12:30
2026-06-09 21:25 		4318.0s
▶ aliquot:4860360:i2459 89
t28.0/t27.4
1 2,688 1 factor 2026-06-09 21:25
2026-06-09 21:25 		0.0s
▶ (12199664919347150855143935155... 921
t40.5/t85.0
5 12,800 1 factor 2025-12-15 11:00
2026-06-09 21:18 		569.1s
▶ aliquot:4928244:i860 115
t28.0/t35.4
1 2,688 2 factors 2026-06-09 21:15
2026-06-09 21:15 		0.0s
▶ aliquot:4704288:i1610 100
t28.0/t30.8
1 2,688 1 factor 2026-06-09 21:15
2026-06-09 21:15 		0.0s
▶ aliquot:4583796:i4162 68
t29.3/t20.9
2 5,376 2 factors 2026-06-09 21:07
2026-06-09 21:15 		0.0s
▶ (11^1019-1)/(11-1) 1037
t44.2/t85.0
15 22,504 None 2026-02-10 15:06
2026-06-09 21:10 		3504.7s
▶ aliquot:4704288:i1609 115
t28.0/t35.4
1 2,688 2 factors 2026-06-09 21:07
2026-06-09 21:07 		0.0s
▶ aliquot:4928244:i859 106
t28.0/t32.6
1 2,688 2 factors 2026-06-09 21:00
2026-06-09 21:00 		0.0s
▶ aliquot:4569060:i4016 104
t32.9/t32.0
3 8,064 1 factor 2026-06-09 20:48
2026-06-09 20:49 		48.0s
▶ aliquot:4583796:i4161 91
t28.0/t28.0
1 2,688 3 factors 2026-06-09 20:47
2026-06-09 20:47 		0.0s
▶ aliquot:4928244:i858 107
t28.0/t32.9
1 2,688 2 factors 2026-06-09 20:47
2026-06-09 20:47 		0.0s
▶ aliquot:4583796:i4160 87
t31.7/t26.8
2 4,246 1 factor 2026-06-09 20:30
2026-06-09 20:33 		36.6s
▶ aliquot:4569060:i4015 89
t28.0/t27.4
1 2,688 1 factor 2026-06-09 20:33
2026-06-09 20:33 		0.0s
▶ (77843734961908693488390614947... 235
t31.1/t64.0
3 5,889 None 2026-02-17 13:57
2026-06-09 20:24 		4014.2s
▶ aliquot:4308090:i3544 118
t36.4/t36.3
4 10,752 None 2026-06-09 20:16
2026-06-09 20:18 		13.0s
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