Recent ECM Curves

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Composites
Curves Aggregated by Composite

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Composite Digits T-Level Progress Batches Total Curves Factors Found First/Last Attempt Total Time
▶ (10070493858401820705146080648... 710
t40.3/t85.0
5 11,776 1 factor 2026-02-05 19:43
2026-06-06 19:06 		439.8s
▶ (50135865383518746997256445382... 448
t40.3/t85.0
5 11,776 2 factors 2026-01-16 07:05
2026-06-06 19:05 		225.1s
▶ (32259734528967464737171046216... 385
t40.3/t85.0
5 11,776 2 factors 2026-01-05 18:56
2026-06-06 19:04 		869.4s
▶ (42788306790580556112519945558... 1097
t40.3/t85.0
7 17,152 None 2025-10-17 23:39
2026-06-06 19:04 		824.1s
▶ (1223^151-1)/(1223-1) 455
t43.9/t85.0
9 14,336 None 2026-01-16 00:05
2026-06-06 19:03 		3087.7s
▶ (927574119611^37-1)/(927574119... 431
t44.0/t85.0
9 14,336 None 2026-01-15 12:26
2026-06-06 18:59 		6848.1s
▶ (751^163-1)/(751-1) 437
t43.9/t85.0
9 14,336 None 2026-01-15 17:06
2026-06-06 18:35 		3128.6s
▶ (2473^131-1)/(2473-1) 442
t43.9/t85.0
9 14,336 None 2026-01-15 20:00
2026-06-06 18:29 		3170.7s
▶ (47516116024669587564718883512... 231
t31.1/t64.0
3 5,889 None 2026-02-17 13:54
2026-06-06 18:23 		3867.6s
▶ aliquot:4214526:i1533 84
t23.7/t25.8
1 320 3 factors 2026-06-06 18:15
2026-06-06 18:15 		0.0s
▶ (70899409744577098967833486549... 705
t39.9/t85.0
3 7,936 None 2025-11-12 06:17
2026-06-06 17:53 		7866.8s
▶ (17547940349540454813565634608... 1678
t40.3/t85.0
9 11,889 None 2026-02-17 22:33
2026-06-06 17:29 		2967.4s
▶ (2417^127-1)/(2417-1) 427
t43.9/t85.0
9 14,336 None 2026-01-15 08:45
2026-06-06 17:27 		2949.4s
▶ (292969^79-1)/(292969-1) 421
t43.9/t85.0
9 14,336 None 2026-01-15 04:52
2026-06-06 17:26 		2806.0s
▶ (28033670525007747507921529578... 214
t31.1/t64.0
3 5,889 None 2026-02-17 13:50
2026-06-06 17:19 		3650.2s
▶ (1553^139-1)/(1553-1) 418
t43.9/t85.0
9 14,336 None 2026-01-15 03:07
2026-06-06 17:06 		2966.2s
▶ (398581^163-1)/(398581-1) 885
t43.8/t85.0
14 18,152 None 2026-02-10 13:26
2026-06-06 17:04 		6051.4s
▶ (619^157-1)/(619-1) 419
t43.9/t85.0
9 14,336 None 2026-01-15 03:54
2026-06-06 17:02 		2673.5s
▶ (13^439-1)/(13-1) 474
t43.9/t85.0
9 14,336 None 2026-01-16 16:26
2026-06-06 17:01 		3587.1s
▶ (13638136421678319983374116644... 4358
t40.3/t85.0
10 17,515 None 2026-02-27 12:58
2026-06-06 17:00 		11746.1s
▶ (57315050968035346597613819658... 208
t31.1/t64.0
3 5,889 None 2026-02-17 13:42
2026-06-06 16:18 		3412.6s
▶ (158810817904979701^13-1)/(158... 190
t46.6/t46.2
20 31,625 None 2025-11-19 04:18
2026-06-06 16:12 		2214.5s
▶ (70996104180895725120735321697... 520
t39.7/t85.0
3 9,216 None 2025-11-05 05:15
2026-06-06 16:10 		918.5s
▶ (13638136421678319983374116644... 3656
t40.6/t85.0
10 17,259 None 2026-02-27 12:57
2026-06-06 16:09 		61391.8s
▶ (1213^167-1)/(1213-1) 459
t43.9/t85.0
7 12,160 None 2026-01-16 01:52
2026-06-06 16:05 		7397.3s
▶ (2383^127-1)/(2383-1) 418
t43.9/t85.0
9 14,336 None 2026-01-15 03:19
2026-06-06 15:58 		2942.0s
▶ (75141059740006460252340042709... 390
t43.8/t82.5
7 17,152 None 2025-10-30 07:21
2026-06-06 15:36 		5834.7s
▶ (149825728935778963^13-1)/(149... 176
t47.2/t46.2
17 25,930 None 2025-11-03 15:24
2026-06-06 15:32 		8614.6s
▶ (43289679662635794767483392435... 208
t31.1/t64.0
3 5,889 None 2026-02-17 13:42
2026-06-06 15:21 		3419.9s
▶ (26988027971851451286193252898... 182
t47.2/t46.2
20 31,625 None 2025-11-19 03:57
2026-06-06 15:07 		1883.1s
▶ (18084717535596153984267387972... 381
t43.8/t85.0
7 12,160 None 2026-01-08 08:10
2026-06-06 15:05 		1550.9s
▶ (88741^157-1)/(88741-1) 757
t43.8/t85.0
13 16,488 None 2026-02-10 11:52
2026-06-06 14:59 		5556.1s
▶ (25029876463759139441103859512... 184
t47.3/t46.2
22 36,745 None 2025-11-19 04:03
2026-06-06 14:47 		2018.0s
▶ (3221^229-1)/(3221-1) 800
t43.8/t85.0
19 24,599 None 2026-02-10 12:26
2026-06-06 14:46 		26097.8s
▶ (811^167-1)/(811-1) 483
t43.8/t85.0
18 25,472 None 2026-01-16 23:20
2026-06-06 14:38 		17647.5s
▶ (11857297873448902312788716644... 185
t46.7/t46.2
24 31,369 None 2025-11-19 04:06
2026-06-06 14:30 		2918.2s
▶ (79721227000623338592933012072... 305
t31.1/t64.0
3 5,889 None 2026-02-17 20:09
2026-06-06 14:25 		10556.7s
▶ (11^857-1)/(11-1) 892
t43.7/t85.0
21 27,560 None 2026-02-10 13:37
2026-06-06 13:56 		16065.1s
▶ (5^1093-1)/(5-1) 755
t43.8/t85.0
13 16,488 None 2026-02-10 11:49
2026-06-06 13:34 		3125.3s
▶ aliquot:4218552:i7087 103
t32.7/t31.7
2 5,376 None 2026-06-06 12:58
2026-06-06 12:59 		47.2s
▶ aliquot:4032960:i1660 103
t34.8/t31.7
4 5,120 None 2026-06-06 12:26
2026-06-06 12:47 		31.3s
▶ (19570336485752891858591567075... 186
t46.3/t46.2
22 30,601 None 2025-11-19 04:08
2026-06-06 12:46 		2644.8s
▶ (4505589347024501^17-1)/(45055... 251
t59.4/t59.4
39 140,033 None 2025-12-15 14:48
2026-06-06 12:40 		126723.1s
▶ aliquot:4570760:i2224 84
t28.2/t25.8
3 2,608 2 factors 2026-06-06 12:32
2026-06-06 12:34 		0.7s
▶ aliquot:4218552:i7086 100
t23.7/t30.8
1 320 1 factor 2026-06-06 12:31
2026-06-06 12:31 		0.0s
▶ aliquot:4214526:i1532 62
t26.5/t19.1
1 1,280 3 factors 2026-06-06 12:27
2026-06-06 12:27 		0.0s
▶ aliquot:4218552:i7085 91
t23.7/t28.0
1 320 1 factor 2026-06-06 12:25
2026-06-06 12:25 		0.0s
▶ (11^953-1)/(11-1) 992
t43.7/t85.0
20 26,216 None 2026-02-10 14:14
2026-06-06 12:23 		19385.4s
▶ (659^157-1)/(659-1) 440
t43.8/t85.0
9 14,336 None 2026-01-15 19:02
2026-06-06 12:18 		3870.6s
▶ (81308358624168147678053594466... 284
t31.1/t64.0
3 5,889 None 2026-02-17 14:21
2026-06-06 11:29 		4851.0s
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