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
▶ (215143^61-1)/(215143-1) 219
t44.3/t67.4
9 40,960 None 2026-02-18 03:59
2026-07-14 05:35 		6682.9s
▶ (794191^53-1)/(794191-1) 281
t44.3/t68.0
9 40,960 None 2026-02-18 06:05
2026-07-14 05:32 		321.4s
▶ (41293199973948915847^17-1)/(4... 274
t44.3/t68.0
9 40,960 None 2026-02-18 06:02
2026-07-14 05:30 		149.5s
▶ (217081^59-1)/(217081-1) 264
t44.3/t68.0
9 40,960 None 2026-02-18 05:58
2026-07-14 05:29 		818.0s
▶ (67411^53-1)/(67411-1) 206
t48.9/t55.7
21 45,429 None 2026-02-11 12:07
2026-07-14 05:29 		6324.9s
▶ (830833^53-1)/(830833-1) 256
t44.3/t68.0
9 40,960 None 2026-02-18 05:56
2026-07-14 05:28 		297.6s
▶ (6473630500798343^19-1)/(64736... 252
t44.3/t68.0
9 40,960 None 2026-02-18 05:54
2026-07-14 05:26 		142.2s
▶ (3851^89-1)/(3851-1) 242
t44.3/t68.0
9 40,960 None 2026-02-18 05:50
2026-07-14 05:25 		280.2s
▶ (7017607616783^23-1)/(70176076... 242
t44.3/t68.0
9 40,960 None 2026-02-18 05:50
2026-07-14 05:24 		168.8s
▶ (33254524217471923986623786015... 171
t53.2/t52.6
28 64,417 1 factor 2026-02-05 14:58
2026-07-14 05:22 		59909.9s
▶ (384721515587078407^13-1)/(384... 204
t41.2/t47.1
12 15,497 None 2025-11-19 12:07
2026-07-14 05:21 		2320.2s
▶ (4252519^47-1)/(4252519-1) 227
t44.3/t68.0
9 40,960 None 2026-02-18 05:46
2026-07-14 05:18 		255.3s
▶ (28971231269^29-1)/(2897123126... 225
t44.3/t68.0
9 40,960 None 2026-02-18 05:45
2026-07-14 05:17 		125.9s
▶ (24546128140220816152669425275... 221
t44.3/t68.0
9 40,960 None 2026-02-18 05:40
2026-07-14 05:16 		644.7s
▶ (3221^97-1)/(3221-1) 221
t44.3/t68.0
9 40,960 None 2026-02-18 05:39
2026-07-14 05:15 		258.8s
▶ (84233846961747165734714872230... 221
t44.3/t68.0
9 40,960 None 2026-02-18 05:39
2026-07-14 05:14 		122.0s
▶ (1059667746262740316789225393^... 322
t44.3/t67.7
9 40,960 None 2026-02-18 05:35
2026-07-14 05:12 		674.6s
▶ (22282273021966975690061719084... 298
t44.3/t67.7
9 40,960 None 2026-02-18 05:20
2026-07-14 05:11 		165.1s
▶ (26264382337^29-1)/(2626438233... 284
t44.3/t67.7
9 40,960 None 2026-02-18 05:12
2026-07-14 05:10 		767.2s
▶ (34910890042656523169^17-1)/(3... 289
t44.3/t67.7
9 40,960 None 2026-02-18 05:15
2026-07-14 05:09 		164.7s
▶ (72000588258782153524566697811... 207
t48.9/t55.7
21 46,453 None 2026-02-11 12:08
2026-07-14 05:08 		5138.5s
▶ (152407^61-1)/(152407-1) 288
t44.3/t67.7
9 40,960 None 2026-02-18 05:15
2026-07-14 05:05 		538.3s
▶ (12008292148703192223973821498... 204
t41.0/t47.1
12 13,705 None 2025-11-19 12:10
2026-07-14 05:05 		1565.0s
▶ (44976791391364736346199^13-1)... 258
t45.2/t57.2
17 32,373 None 2026-02-13 16:50
2026-07-14 04:59 		8787.8s
▶ (297903607^37-1)/(297903607-1) 267
t44.3/t67.7
9 40,960 None 2026-02-18 05:07
2026-07-14 04:54 		724.5s
▶ (23483836150230982528235473257... 279
t44.3/t67.7
9 40,960 None 2026-02-18 05:10
2026-07-14 04:50 		1432.8s
▶ (390303624577679023^13-1)/(390... 205
t41.2/t47.1
12 15,497 None 2025-11-19 12:16
2026-07-14 04:49 		2313.2s
▶ (283831^47-1)/(283831-1) 219
t47.5/t57.2
17 39,285 None 2026-02-13 16:15
2026-07-14 04:48 		5303.6s
▶ (30941^71-1)/(30941-1) 260
t44.3/t67.7
9 40,960 None 2026-02-18 05:03
2026-07-14 04:46 		147.1s
▶ (861001^53-1)/(861001-1) 252
t44.3/t67.7
9 40,960 None 2026-02-18 04:59
2026-07-14 04:44 		635.9s
▶ (6721393100152677634549^13-1)/... 202
t48.8/t55.7
21 46,965 None 2026-02-10 22:50
2026-07-14 04:44 		12881.6s
▶ (617341^53-1)/(617341-1) 259
t44.3/t67.7
9 40,960 None 2026-02-18 05:03
2026-07-14 04:42 		141.6s
▶ (179743^59-1)/(179743-1) 256
t44.3/t67.7
9 40,960 None 2026-02-18 05:01
2026-07-14 04:40 		478.8s
▶ (25297495897^29-1)/(2529749589... 253
t44.3/t67.7
9 40,960 None 2026-02-18 05:00
2026-07-14 04:39 		145.9s
▶ (27178340487197387812818253^11... 203
t47.5/t55.7
21 39,797 None 2026-02-10 22:51
2026-07-14 04:38 		4167.8s
▶ (16148168401^31-1)/(1614816840... 252
t44.3/t67.7
9 40,960 None 2026-02-18 04:59
2026-07-14 04:35 		180.1s
▶ (6986029164423431842177^13-1)/... 237
t49.3/t55.4
19 51,052 None 2026-02-10 13:23
2026-07-14 04:35 		16504.6s
▶ (895087^41-1)/(895087-1) 187
t48.9/t55.4
19 46,188 None 2026-02-10 12:22
2026-07-14 04:34 		5559.4s
▶ (30252427898043424729291707320... 263
t40.3/t64.6
4 10,497 None 2026-02-17 21:18
2026-07-14 04:33 		6703.7s
▶ (7838618243286665777923^11-1)/... 208
t40.9/t47.1
12 13,705 None 2025-11-19 12:29
2026-07-14 04:33 		1295.0s
▶ (24026587610924762061688420406... 251
t44.3/t67.7
9 40,960 None 2026-02-18 04:59
2026-07-14 04:32 		149.0s
▶ (262209281^37-1)/(262209281-1) 222
t44.3/t67.7
9 40,960 None 2026-02-18 04:53
2026-07-14 04:30 		122.0s
▶ (37958704419333182249164570815... 220
t44.3/t67.7
9 40,960 None 2026-02-18 04:45
2026-07-14 04:29 		199.8s
▶ (18417652300934767760868214801... 206
t40.8/t47.1
12 12,937 None 2025-11-19 12:23
2026-07-14 04:21 		1655.6s
▶ (10298332438958368911347709427... 220
t44.3/t67.7
9 40,960 None 2026-02-18 04:45
2026-07-14 04:21 		121.3s
▶ (59308789710983238247544839880... 220
t44.3/t67.7
9 40,960 None 2026-02-18 04:45
2026-07-14 04:20 		400.1s
▶ (22887537429473785399^17-1)/(2... 302
t44.3/t67.4
9 40,960 None 2026-02-18 04:35
2026-07-14 04:19 		164.6s
▶ (221110919^37-1)/(221110919-1) 294
t44.3/t67.4
9 40,960 None 2026-02-18 04:33
2026-07-14 04:17 		170.4s
▶ (811141785630879065603160541^1... 292
t44.3/t67.4
9 40,960 None 2026-02-18 04:32
2026-07-14 04:15 		163.1s
▶ (208097431^37-1)/(208097431-1) 291
t44.3/t67.4
9 40,960 None 2026-02-18 04:32
2026-07-14 04:14 		208.1s
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