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
▶ (48758117125324306572287067550... 197
t49.9/t50.5
22 38,660 None 2026-01-24 12:03
2026-08-04 20:19 		8100.1s
▶ (613^101-1)/(613-1) 272
t51.2/t60.0
28 76,801 None 2026-02-17 03:16
2026-08-04 20:08 		80871.6s
▶ aliquot:4728834:i2172 123
t40.8/t37.8
4 15,360 2 factors 2026-08-04 20:01
2026-08-04 20:05 		355.0s
▶ aliquot:4728834:i2171 113
t29.1/t34.8
2 5,921 2 factors 2026-08-04 20:00
2026-08-04 20:00 		10.5s
▶ (43743592723923281287130722808... 164
t49.8/t50.5
25 41,092 None 2026-01-24 09:54
2026-08-04 19:36 		13082.7s
▶ (797161^47-1)/(797161-1) 211
t59.5/t60.0
23 74,513 None 2026-02-17 02:51
2026-08-04 18:57 		15459.4s
▶ (3409261^41-1)/(3409261-1) 238
t51.8/t60.0
28 74,241 None 2026-02-17 03:01
2026-08-04 18:56 		38899.6s
▶ (11561207868328072953277282951... 163
t48.6/t50.2
35 48,772 None 2026-07-26 15:49
2026-08-04 18:43 		14129.9s
▶ aliquot:3270:i740 199
t59.8/t61.2
45 236,576 None 2026-08-01 03:15
2026-08-04 18:06 		115641.6s
▶ (209956826531^17-1)/(209956826... 164
t47.2/t50.5
21 38,276 None 2026-06-10 18:36
2026-08-04 17:52 		5096.1s
▶ (59376284620771^19-1)/(5937628... 224
t51.3/t60.0
28 73,217 None 2026-02-17 02:54
2026-08-04 17:44 		35448.6s
▶ (46656693519791045503^13-1)/(4... 212
t49.1/t50.5
19 35,716 None 2026-01-24 12:45
2026-08-04 17:00 		3008.0s
▶ (13613^67-1)/(13613-1) 273
t55.5/t60.0
30 96,257 None 2025-12-28 11:43
2026-08-04 16:46 		45279.2s
▶ (3049818434829317948539^13-1)/... 254
t51.2/t54.5
25 83,972 None 2026-02-04 12:47
2026-08-04 16:44 		7830.1s
▶ aliquot:4728834:i2170 136
t43.9/t41.8
5 19,200 1 factor 2026-08-04 16:26
2026-08-04 16:39 		1029.5s
▶ aliquot:4728834:i2169 91
t39.2/t28.0
4 12,930 2 factors 2026-08-04 16:23
2026-08-04 16:26 		254.7s
▶ (1451^97-1)/(1451-1) 304
t57.1/t64.6
22 97,025 None 2025-12-30 12:08
2026-08-04 16:16 		63193.1s
▶ (43711836644842170216702392623... 172
t49.5/t50.5
21 45,001 1 factor 2026-01-24 06:57
2026-08-04 16:07 		2465.3s
▶ (16189^67-1)/(16189-1) 278
t54.2/t60.0
26 77,057 None 2025-12-28 14:09
2026-08-04 16:03 		28279.9s
▶ (6266791934726823850590403^11-... 183
t49.8/t54.2
28 67,588 None 2026-02-04 09:35
2026-08-04 15:53 		27301.5s
▶ aliquot:4728834:i2168 121
t37.4/t37.2
3 11,520 2 factors 2026-08-04 15:50
2026-08-04 15:52 		112.8s
▶ aliquot:4728834:i2167 143
t16.3/t44.0
1 114 2 factors 2026-08-04 15:50
2026-08-04 15:50 		0.8s
▶ aliquot:4728834:i2166 119
t16.3/t36.6
1 114 2 factors 2026-08-04 15:50
2026-08-04 15:50 		0.6s
▶ aliquot:4728834:i2165 111
t30.9/t34.2
2 4,647 1 factor 2026-08-04 15:49
2026-08-04 15:49 		21.6s
▶ aliquot:4728834:i2164 93
t31.2/t28.6
3 5,731 2 factors 2026-08-04 15:48
2026-08-04 15:49 		42.2s
▶ aliquot:4728834:i2163 77
t28.1/t23.7
2 5,005 3 factors 2026-08-04 15:47
2026-08-04 15:47 		5.8s
▶ aliquot:4214526:i4946 129
t40.9/t39.7
6 32,256 None 2026-08-04 11:46
2026-08-04 15:13 		889.6s
▶ (16087^67-1)/(16087-1) 278
t54.7/t60.0
30 85,249 None 2025-12-28 14:02
2026-08-04 14:25 		41266.5s
▶ (10951605678053600337063072926... 188
t50.4/t54.2
25 75,012 None 2026-02-04 09:35
2026-08-04 13:57 		12568.7s
▶ (19^223-1)/(19-1) 259
t55.4/t59.7
52 123,393 None 2026-02-17 02:24
2026-08-04 13:56 		82671.4s
▶ aliquot:4332768:i5314 146
t45.7/t44.9
10 53,760 None 2026-08-04 09:53
2026-08-04 13:22 		5947.9s
▶ (619^101-1)/(619-1) 269
t55.9/t59.7
40 100,865 None 2025-12-28 09:32
2026-08-04 12:48 		48330.5s
▶ aliquot:2514:i3163 194
t55.4/t59.7
25 134,400 None 2026-08-01 22:00
2026-08-04 12:42 		33866.1s
▶ (44821717297814943229^13-1)/(4... 236
t50.1/t50.5
25 43,396 None 2026-01-24 13:32
2026-08-04 12:39 		12683.5s
▶ (211^131-1)/(211-1) 303
t59.2/t64.0
39 171,265 None 2025-12-30 08:57
2026-08-04 12:09 		132195.3s
▶ aliquot:4214526:i4945 81
t29.3/t24.9
1 5,376 4 factors 2026-08-04 11:31
2026-08-04 11:31 		0.0s
▶ aliquot:4214526:i4944 70
t30.6/t21.5
2 10,752 4 factors 2026-08-04 11:16
2026-08-04 11:30 		0.0s
▶ (5425689751096243^17-1)/(54256... 252
t58.7/t59.7
64 156,673 None 2025-12-28 05:52
2026-08-04 11:06 		57318.1s
▶ aliquot:4214526:i4943 119
t29.3/t36.6
1 5,376 1 factor 2026-08-04 10:48
2026-08-04 10:48 		0.0s
▶ aliquot:4214526:i4942 112
t29.3/t34.5
1 5,376 1 factor 2026-08-04 10:30
2026-08-04 10:30 		0.0s
▶ aliquot:4214526:i4941 93
t29.3/t28.6
1 5,376 3 factors 2026-08-04 10:16
2026-08-04 10:16 		0.0s
▶ aliquot:4214526:i4940 68
t29.3/t20.9
1 5,376 3 factors 2026-08-04 10:08
2026-08-04 10:08 		0.0s
▶ aliquot:3965448:i1104 74
t29.3/t22.8
1 5,376 4 factors 2026-08-04 10:08
2026-08-04 10:08 		0.0s
▶ aliquot:4214526:i4939 80
t29.3/t24.6
1 5,376 3 factors 2026-08-04 09:53
2026-08-04 09:53 		0.0s
▶ aliquot:3965448:i1103 108
t29.3/t33.2
1 5,376 2 factors 2026-08-04 09:52
2026-08-04 09:52 		0.0s
▶ (1471^97-1)/(1471-1) 305
t56.0/t64.3
26 86,400 None 2025-12-30 15:58
2026-08-04 09:16 		67151.6s
▶ (13367^67-1)/(13367-1) 273
t57.6/t59.7
46 128,001 None 2025-12-28 10:52
2026-08-04 08:58 		53723.4s
▶ (401^107-1)/(401-1) 263
t58.0/t59.7
56 137,473 None 2025-12-28 09:25
2026-08-04 08:16 		61882.8s
▶ aliquot:4332768:i5313 103
t29.3/t31.7
1 5,376 3 factors 2026-08-04 07:20
2026-08-04 07:20 		0.0s
▶ aliquot:1734:i2679 147
t45.5/t45.2
15 56,832 2 factors 2026-08-04 02:02
2026-08-04 07:12 		4434.2s
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