ECM Distributed Factorization Dashboard

ECM Testing Status P-1/P+1 Status All Curves All Factors Leaderboard Residue Status
Project:
Priority:
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Currently showing: Priority 7 composites
59
Total Composites
301
Total Attempts
49034
Factors Found
4
Fully Factored
Recent Factorization Attempts (Aggregated by Composite) View All Curves →

Click any row to expand and see individual curve batches

Composite Digits T-Level Progress Batches Total Curves Factors Found First/Last Attempt Total Time
▶ (929077^47-1)/(929077-1) 275
t64.6/t62.5
4 38,073 None 2025-12-13 01:46
2026-06-24 15:54 		1362.7s
▶ (1471^97-1)/(1471-1) 305
t53.7/t64.3
11 49,153 None 2025-12-30 15:58
2026-06-14 15:52 		42908.7s
▶ (24571^73-1)/(24571-1) 317
t44.3/t67.1
6 12,800 None 2025-12-31 10:44
2026-06-10 17:43 		1913.1s
▶ (1609^97-1)/(1609-1) 308
t44.3/t65.2
7 14,464 None 2025-12-30 19:24
2026-06-10 11:45 		2189.6s
▶ (5^677-1)/(5-1) 473
t43.9/t85.0
5 8,960 None 2026-01-16 14:58
2026-06-08 03:51 		1943.3s
▶ (1093^157-1)/(1093-1) 468
t43.9/t85.0
5 8,960 None 2026-01-16 08:04
2026-06-07 22:25 		2884.8s
▶ (5^661-1)/(5-1) 462
t43.9/t85.0
5 8,960 None 2026-01-16 03:24
2026-06-07 19:20 		3627.9s
▶ (47^263-1)/(47-1) 439
t43.9/t85.0
5 8,960 None 2026-01-15 18:16
2026-06-07 12:38 		2352.3s
▶ (409^151-1)/(409-1) 392
t43.9/t80.6
5 8,960 None 2026-01-10 01:20
2026-06-06 23:20 		1189.6s
▶ (137^197-1)/(137-1) 419
t43.6/t84.0
4 9,472 None 2026-01-13 17:14
2026-06-05 11:23 		7451.6s
▶ (157^191-1)/(157-1) 418
t43.6/t84.0
4 9,472 None 2026-01-13 17:02
2026-06-05 11:00 		6204.7s
▶ (239^157-1)/(239-1) 372
t43.7/t77.5
4 9,472 None 2026-01-02 17:47
2026-06-04 22:54 		2673.2s
▶ (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
▶ (2666986681^37-1)/(2666986681-... 340
t43.6/t75.1
4 9,472 None 2026-01-01 09:23
2026-06-04 12:01 		2042.9s
▶ (241^149-1)/(241-1) 353
t43.6/t74.8
4 9,472 None 2025-12-31 22:07
2026-06-04 11:40 		2159.2s
▶ (359^139-1)/(359-1) 353
t43.6/t73.2
4 9,472 None 2025-12-31 22:52
2026-06-04 07:50 		1937.5s
▶ (211^131-1)/(211-1) 303
t57.8/t64.0
28 125,953 None 2025-12-30 08:57
2026-06-04 05:35 		123957.2s
▶ (601^127-1)/(601-1) 351
t43.6/t72.3
4 9,472 None 2025-12-31 22:43
2026-06-04 04:49 		2143.3s
▶ (156982145081^29-1)/(156982145... 314
t43.6/t71.1
4 9,472 None 2025-12-31 16:14
2026-06-03 22:44 		1674.1s
▶ (1103^109-1)/(1103-1) 329
t43.6/t69.8
4 9,472 None 2025-12-31 08:58
2026-06-03 20:22 		1823.9s
▶ (257^139-1)/(257-1) 333
t43.6/t69.5
4 9,472 None 2025-12-31 10:02
2026-06-03 19:35 		1837.3s
▶ (1087^109-1)/(1087-1) 328
t43.6/t69.5
4 9,472 None 2025-12-31 08:07
2026-06-03 19:26 		1847.9s
▶ (1033^107-1)/(1033-1) 320
t43.6/t68.3
4 9,472 None 2025-12-31 02:21
2026-06-03 15:14 		1862.7s
▶ (11^757-1)/(11-1) 788
t43.7/t85.0
25 19,496 None 2026-02-10 12:20
2026-06-02 15:54 		22092.6s
▶ (797161^97-1)/(797161-1) 567
t43.6/t85.0
7 11,136 None 2026-01-27 11:57
2026-06-02 09:02 		4925.8s
▶ (3^1163-1)/(3-1) 555
t43.6/t85.0
7 11,136 None 2026-01-27 00:15
2026-06-02 05:10 		4920.5s
▶ (307^223-1)/(307-1) 553
t43.6/t85.0
7 11,136 None 2026-01-26 21:29
2026-06-02 04:29 		2431.1s
▶ (3169^151-1)/(3169-1) 526
t44.2/t85.0
4 12,288 None 2026-01-19 10:43
2026-05-26 10:21 		6502.0s
▶ (3571^107-1)/(3571-1) 377
t43.9/t80.3
4 10,240 None 2026-01-08 03:16
2026-04-27 15:45 		10948.2s
▶ (2089^89-1)/(2089-1) 293
t61.5/t63.1
8 38,433 None 2025-12-13 01:48
2026-04-23 21:19 		45354.3s
▶ (30941^157-1)/(30941-1) 701
t44.3/t85.0
4 5,888 None 2026-02-05 07:51
2026-04-02 04:46 		26167.4s
▶ (31^467-1)/(31-1) 695
t44.3/t85.0
4 5,888 None 2026-02-05 03:07
2026-04-01 10:23 		10010.3s
▶ (13^619-1)/(13-1) 689
t44.3/t85.0
4 5,888 None 2026-02-04 23:20
2026-03-31 13:27 		14429.9s
▶ (61^383-1)/(61-1) 683
t44.3/t85.0
4 5,888 None 2026-02-04 19:04
2026-03-31 05:22 		13233.0s
▶ (7^809-1)/(7-1) 683
t44.3/t85.0
4 5,888 None 2026-02-04 18:36
2026-03-31 04:31 		9253.4s
▶ (13^613-1)/(13-1) 682
t44.3/t85.0
4 5,888 None 2026-02-04 18:07
2026-03-31 03:39 		9266.6s
▶ (31^457-1)/(31-1) 681
t44.3/t85.0
4 5,888 None 2026-02-04 17:38
2026-03-31 02:48 		13257.7s
▶ (3169^139-1)/(3169-1) 484
t43.9/t85.0
16 22,016 None 2026-01-17 00:07
2026-03-30 02:38 		7412.1s
▶ (181^191-1)/(181-1) 429
t43.9/t85.0
17 23,360 None 2026-01-15 11:28
2026-03-30 01:53 		5822.6s
▶ (181^211-1)/(181-1) 475
t43.8/t85.0
3 5,632 None 2026-01-16 17:13
2026-03-27 22:48 		3472.9s
▶ (2129^89-1)/(2129-1) 293
t61.5/t62.5
8 38,433 None 2025-12-13 01:50
2026-03-22 23:01 		160700.6s
▶ (61^367-1)/(61-1) 654
t43.8/t85.0
4 9,984 None 2026-02-03 22:35
2026-03-18 19:30 		19887.0s
▶ (52379047267^61-1)/(5237904726... 642
t43.8/t85.0
4 9,984 None 2026-02-03 06:00
2026-03-18 08:51 		18782.7s
▶ (7^739-1)/(7-1) 624
t43.8/t85.0
4 9,984 None 2026-02-02 17:09
2026-03-17 22:47 		23289.5s
▶ (398581^109-1)/(398581-1) 605
t43.7/t85.0
4 9,984 None 2026-02-01 03:59
2026-03-17 00:33 		6108.5s
▶ (7253^73-1)/(7253-1) 278
t59.1/t59.1
181 457,533 None 2025-12-30 03:03
2026-03-14 17:05 		185448.3s
▶ (8819^73-1)/(8819-1) 227
t54.5/t61.8
14 67,320 1 factor 2025-12-30 08:42
2026-02-25 23:40 		29826.9s
▶ (71^167-1)/(71-1) 308
t54.0/t64.9
10 49,152 None 2025-12-30 14:23
2026-02-23 16:44 		29379.8s
▶ (607^109-1)/(607-1) 301
t53.9/t64.6
10 49,152 None 2025-12-30 09:33
2026-02-23 15:57 		33967.5s
▶ (1451^97-1)/(1451-1) 304
t53.9/t64.6
10 49,152 None 2025-12-30 12:08
2026-02-23 07:30 		37939.5s
Recent Factors Found View All 49034 Factors →
Factor Bits Digits Composite Discovery Method Sigma Group Order Discovered
122700234136674066964883145564368506441591 137 42 (244759539888981375764355022558902211^7-... ecm 3:2448860112 122700234136674066964878783674... 2026-07-02 23:24
52371190365733421676795481224981931850444331737 156 47 (130722441824511224882556086852582311197... ecm 3:2845569944 523711903657334216767952268582... 2026-07-02 21:54
12909529798067212163540017970644262167777237322407 164 50 (167714639670986359150773046239412927192... ecm 3:1485211613 129095297980672121635400222341... 2026-07-02 21:53
84888588622069520967318776173347973184445569 146 44 (79100676007^17-1)/(79100676007-1) ecm 3:4159301439 848885886220695209673207052648... 2026-07-02 21:31
250272459577048878682280945328186008246392163119 158 48 (41140935016426264695192993766801057^7-1... ecm 3:1102139463 250272459577048878682280907097... 2026-07-02 21:18
41665743981316730738067368534657414243 125 38 (61071905972451635353^13-1)/(61071905972... ecm 3:4233865084 416657439813167307457937427332... 2026-07-02 21:04
41070506202496220526761588515444883 115 35 (291451915637806914351580332515017861669... ecm 3:868011236 410705062024962202319628365079... 2026-07-02 21:03
814432594346528660962485890323831073 120 36 (61790205703459412929^13-1)/(61790205703... ecm 3:4026337858 814432594346528661223821164104... 2026-07-02 21:01
24870100484687105599597757269912431211 125 38 (108894754329887419111^13-1)/(1088947543... ecm 3:3638149638 248701004846871056014722884772... 2026-07-02 20:54
36055556114590265250156858920889331 115 35 (133069576958003014639^13-1)/(1330695769... ecm 3:3757393877 360555561145902650551063211818... 2026-07-02 20:54
10271872488652067277407177223626831121001 133 41 (164452065786164683972692046201129540485... ecm 3:1531719712 102718724886520672772940101126... 2026-07-02 20:46
1222846227450460212095812641567968149783 130 40 (1484582147959^17-1)/(1484582147959-1) ecm 3:1446520193 122284622745046021208839023566... 2026-07-02 20:39
645363923675477661607 70 21 aliquot:3560216:i4879 ecm 3:191743277 645363923680937987380 2026-07-02 20:37
157992342097579079 58 18 aliquot:3560216:i4879 ecm 3:191743164 157992341866073208 2026-07-02 20:37
2246003783 32 10 aliquot:3560216:i4879 ecm 3:191743143 2245994944 2026-07-02 20:37
16853591717376669231856602016480091569 124 38 (48122675118565564399^13-1)/(48122675118... ecm 3:2374774935 168535917173766692385716096784... 2026-07-02 20:35
106421017384617165454239775318458231105653968736268776156899 197 60 (631857077221846478262483905891791372194... ecm 3:3049191752 106421017384617165454239775318... 2026-07-02 20:35
47689402412252341103890219506250061 116 35 (81409487631579553399^13-1)/(81409487631... ecm 3:708686094 476894024122523409742113024587... 2026-07-02 20:27
41088344067565216847596980623975826661099805807 155 47 (442442053537176812144054242474320885438... ecm 3:4190180914 410883440675652168475971138601... 2026-07-02 20:26
237899133851400891057397710568424417180824861 148 45 (63245911295206927981^13-1)/(63245911295... ecm 3:3399567131 237899133851400891057382780795... 2026-07-02 20:03
5060312006808951811526980670678117 112 34 (278826219429950325464473^11-1)/(2788262... ecm 3:1753095672 506031200680895188350514965858... 2026-07-02 20:02
400343556315135072019208419987591853813 129 39 (188044909417^19-1)/(188044909417-1) ecm 3:1037524378 400343556315135072003917550496... 2026-07-02 19:47
1150193789231127123960586756873707934479629 140 43 (595241451905354153841217850704194277699... ecm 3:1361921460 115019378923112712395963750840... 2026-07-02 19:32
33922666500043818408608717182964980417 125 38 (76740895174960110670292324025710767081^... ecm 3:639704325 339226665000438183985482588653... 2026-07-02 18:54
596772772480065620882925863053557796686911 139 42 (600128924433721437866767282200319753232... ecm 3:1045203108 596772772480065620882250893301... 2026-07-02 18:41

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