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
▶ (1024921^61-1)/(1024921-1) 352
t43.7/t76.6
4 9,472 None 2026-01-01 11:57
2026-06-04 19:50 		2620.9s
▶ (3571^103-1)/(3571-1) 340
t43.6/t76.6
4 9,472 None 2026-01-01 09:41
2026-06-04 19:42 		2661.2s
▶ (10004574497843340547102244943... 217
t57.4/t57.2
59 112,132 None 2025-10-26 21:36
2026-06-04 19:33 		72131.5s
▶ (257^151-1)/(257-1) 335
t43.7/t76.6
4 9,472 None 2026-01-01 03:08
2026-06-04 19:28 		1340.0s
▶ (16652995870698844181843338924... 686
t39.5/t85.0
3 7,936 None 2025-11-12 00:07
2026-06-04 19:19 		4897.7s
▶ aliquot:2484:i1662 144
t44.5/t44.3
15 36,171 2 factors 2026-06-04 15:26
2026-06-04 19:07 		355.5s
▶ (14653^89-1)/(14653-1) 367
t43.6/t76.3
4 9,472 None 2026-01-01 18:29
2026-06-04 19:07 		2060.5s
▶ (74944671135614270865726676065... 690
t39.9/t85.0
3 7,936 None 2025-11-12 01:05
2026-06-04 19:03 		3009.9s
▶ (6389^97-1)/(6389-1) 366
t43.6/t76.3
4 9,472 None 2026-01-01 17:44
2026-06-04 18:58 		2839.8s
▶ (53803883194474711948293680299... 365
t43.6/t76.3
4 9,472 None 2025-12-31 08:35
2026-06-04 18:46 		1915.3s
▶ (2081^109-1)/(2081-1) 347
t43.7/t76.3
4 9,472 None 2026-01-01 05:11
2026-06-04 18:40 		2426.8s
▶ (499^137-1)/(499-1) 359
t43.6/t76.3
4 9,472 None 2026-01-01 14:14
2026-06-04 18:37 		2318.2s
▶ (2063^113-1)/(2063-1) 308
t43.7/t76.3
4 9,472 None 2026-01-01 06:57
2026-06-04 18:29 		2158.1s
▶ (1907^113-1)/(1907-1) 368
t43.6/t76.0
4 9,472 None 2026-01-01 19:06
2026-06-04 18:15 		2428.7s
▶ (44349962998701905331751907294... 684
t39.9/t85.0
3 7,936 1 factor 2025-11-16 00:28
2026-06-04 18:15 		3008.7s
▶ (1933^113-1)/(1933-1) 369
t43.6/t76.0
4 9,472 None 2026-01-01 19:24
2026-06-04 18:14 		1473.0s
▶ (17744134618167358492231724850... 218
t57.3/t57.2
57 106,500 None 2025-10-26 21:03
2026-06-04 18:14 		66332.7s
▶ (553582840610979649^13-1)/(553... 213
t46.6/t46.2
20 31,625 None 2025-11-19 05:20
2026-06-04 17:53 		2307.2s
▶ (260191^67-1)/(260191-1) 301
t43.7/t76.0
4 9,472 None 2026-01-01 06:48
2026-06-04 17:51 		3868.4s
▶ (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
▶ (9949^89-1)/(9949-1) 352
t43.7/t76.0
4 9,472 None 2026-01-01 01:00
2026-06-04 17:39 		1325.0s
▶ (2521^107-1)/(2521-1) 361
t43.6/t76.0
4 9,472 None 2026-01-01 15:27
2026-06-04 17:37 		1964.7s
▶ (27173809443719126257339868549... 676
t39.5/t85.0
4 8,008 None 2025-11-11 19:20
2026-06-04 17:35 		4614.5s
▶ (2141^109-1)/(2141-1) 335
t43.6/t76.0
4 9,472 None 2026-01-01 06:06
2026-06-04 17:29 		686.2s
▶ (17^307-1)/(17-1) 347
t43.6/t76.0
4 9,472 None 2026-01-01 10:54
2026-06-04 17:28 		5100.2s
▶ (1993^109-1)/(1993-1) 310
t43.7/t76.0
4 9,472 None 2026-01-01 02:49
2026-06-04 17:28 		2167.1s
▶ (887^127-1)/(887-1) 336
t43.6/t76.0
4 9,472 None 2026-01-01 08:46
2026-06-04 17:28 		5023.5s
▶ (2161^109-1)/(2161-1) 355
t43.6/t76.0
4 9,472 None 2026-01-01 13:01
2026-06-04 17:27 		2446.7s
▶ (3271^103-1)/(3271-1) 359
t43.6/t76.0
4 9,472 None 2026-01-01 14:23
2026-06-04 17:26 		1941.6s
▶ (3229^103-1)/(3229-1) 358
t43.6/t76.0
4 9,472 None 2026-01-01 13:47
2026-06-04 17:26 		1939.3s
▶ (1871^113-1)/(1871-1) 367
t43.7/t75.7
4 9,472 None 2026-01-01 18:02
2026-06-04 17:12 		4560.6s
▶ (18015011290140361561533312477... 676
t39.5/t85.0
3 7,936 None 2025-11-11 19:49
2026-06-04 16:45 		4481.8s
▶ (14365590792785689174464129316... 149
t46.3/t45.8
16 20,484 None 2026-01-12 14:15
2026-06-04 15:50 		1260.9s
▶ (19^293-1)/(19-1) 367
t43.6/t75.7
4 9,472 None 2026-01-01 17:53
2026-06-04 15:48 		3101.6s
▶ aliquot:2232:i1378 157
t27.8/t48.3
1 2,432 2 factors 2026-06-04 15:47
2026-06-04 15:47 		0.0s
▶ (14905481017863854228200874905... 212
t47.2/t46.2
20 31,625 None 2025-11-19 05:15
2026-06-04 15:44 		2409.9s
▶ aliquot:2232:i1377 124
t38.6/t38.2
7 16,352 2 factors 2026-06-04 15:01
2026-06-04 15:44 		307.0s
▶ (467^139-1)/(467-1) 363
t43.6/t75.7
4 9,472 None 2026-01-01 16:03
2026-06-04 15:35 		2566.9s
▶ (5857^97-1)/(5857-1) 362
t43.6/t75.7
4 9,472 None 2026-01-01 15:54
2026-06-04 15:27 		1954.5s
▶ (797161^61-1)/(797161-1) 312
t43.6/t75.7
4 9,472 None 2026-01-01 02:58
2026-06-04 15:18 		616.8s
▶ (10791832830689885394887933341... 246
t43.6/t75.7
4 9,472 None 2025-12-31 05:31
2026-06-04 15:18 		4596.6s
▶ (3361^103-1)/(3361-1) 360
t43.6/t75.7
4 9,472 None 2026-01-01 15:00
2026-06-04 15:17 		1935.5s
▶ (2027^109-1)/(2027-1) 358
t43.6/t75.7
4 9,472 None 2026-01-01 03:53
2026-06-04 15:16 		1934.3s
▶ (2237^107-1)/(2237-1) 356
t43.6/t75.7
4 9,472 None 2026-01-01 03:44
2026-06-04 15:16 		1937.9s
▶ (1747^113-1)/(1747-1) 364
t43.7/t75.1
4 9,472 None 2026-01-01 16:31
2026-06-04 14:56 		8795.4s
▶ (11479399041267562350510573530... 170
t47.4/t45.8
19 37,124 1 factor 2026-01-12 20:51
2026-06-04 14:29 		5601.5s
▶ (10837^89-1)/(10837-1) 356
t43.6/t75.4
4 9,472 None 2026-01-01 04:20
2026-06-04 14:22 		945.0s
▶ (443^139-1)/(443-1) 359
t43.6/t75.4
4 9,472 None 2026-01-01 14:51
2026-06-04 14:22 		723.2s
▶ (827^127-1)/(827-1) 352
t43.6/t75.4
4 9,472 None 2026-01-01 12:07
2026-06-04 14:02 		943.3s
▶ (31^241-1)/(31-1) 355
t43.6/t75.4
4 9,472 None 2025-12-31 23:02
2026-06-04 14:00 		1915.2s
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