ECM Distributed Factorization Dashboard

ECM Testing Status P-1/P+1 Status All Curves All Factors Leaderboard Residue Status
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Priority:
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Currently showing: Priority 6 composites
289
Total Composites
1614
Total Attempts
49034
Factors Found
25
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
▶ (8419^73-1)/(8419-1) 283
t58.9/t60.6
67 239,576 None 2025-12-30 05:24
2026-06-27 18:15 		235189.3s
▶ (7219^73-1)/(7219-1) 278
t59.9/t60.0
78 241,553 None 2025-12-30 01:58
2026-06-27 12:14 		225700.1s
▶ (9049^71-1)/(9049-1) 277
t58.4/t60.6
50 194,841 None 2025-12-28 09:47
2026-06-27 08:37 		362303.7s
▶ (75160231^37-1)/(75160231-1) 284
t53.4/t64.3
11 43,777 None 2025-12-30 14:37
2026-06-15 02:09 		22306.6s
▶ (7193^79-1)/(7193-1) 301
t53.4/t64.3
11 43,777 None 2025-12-30 11:03
2026-06-14 23:11 		25222.1s
▶ (7589^79-1)/(7589-1) 303
t54.0/t64.3
11 49,153 None 2025-12-30 13:08
2026-06-14 17:24 		41708.5s
▶ (4007^83-1)/(4007-1) 296
t53.2/t64.3
11 43,777 None 2025-12-30 15:36
2026-06-14 16:38 		28692.4s
▶ (6451^83-1)/(6451-1) 313
t44.3/t67.4
6 12,800 None 2025-12-31 04:14
2026-06-10 18:29 		1875.0s
▶ (5927^83-1)/(5927-1) 310
t44.3/t66.8
6 12,800 None 2025-12-31 01:21
2026-06-10 17:46 		1882.0s
▶ (3217^89-1)/(3217-1) 309
t44.3/t66.8
6 12,800 None 2025-12-30 19:57
2026-06-10 17:45 		1905.1s
▶ (17923^73-1)/(17923-1) 307
t44.3/t66.2
6 12,800 None 2025-12-31 01:12
2026-06-10 17:45 		1799.4s
▶ (3169^89-1)/(3169-1) 306
t44.3/t66.2
6 12,800 None 2025-12-30 17:03
2026-06-10 17:44 		1806.5s
▶ (2713^89-1)/(2713-1) 303
t44.3/t65.5
6 12,800 None 2025-12-30 13:15
2026-06-10 13:59 		1784.2s
▶ (2609^89-1)/(2609-1) 301
t44.3/t65.5
6 12,800 None 2025-12-30 10:55
2026-06-10 13:23 		1783.1s
▶ (8269^79-1)/(8269-1) 297
t44.3/t65.5
6 12,800 None 2025-12-30 17:47
2026-06-10 13:22 		1778.4s
▶ (1674839899609661^19-1)/(16748... 275
t44.3/t65.5
6 12,800 None 2025-12-30 23:17
2026-06-10 13:21 		1584.5s
▶ (787411744684261^19-1)/(787411... 269
t44.3/t65.5
6 12,800 None 2025-12-30 18:24
2026-06-10 12:16 		1514.0s
▶ (726861328545151^19-1)/(726861... 268
t44.3/t65.5
6 12,800 None 2025-12-30 17:11
2026-06-10 12:16 		1515.0s
▶ (691^167-1)/(691-1) 472
t44.3/t85.0
10 18,352 None 2026-01-16 12:30
2026-06-09 21:25 		4318.0s
▶ (31^599-1)/(31-1) 892
t44.2/t85.0
21 30,568 None 2026-02-10 13:38
2026-06-09 11:49 		34336.3s
▶ (73^317-1)/(73-1) 589
t44.2/t85.0
14 22,719 None 2026-01-23 21:34
2026-06-09 09:46 		7325.9s
▶ (3^1789-1)/(3-1) 854
t44.1/t85.0
22 31,912 None 2026-02-10 13:06
2026-06-09 09:35 		14733.8s
▶ (499^181-1)/(499-1) 486
t44.1/t85.0
19 29,824 None 2026-01-17 01:21
2026-06-09 08:30 		8049.5s
▶ (733^167-1)/(733-1) 476
t44.1/t85.0
19 29,824 None 2026-01-16 19:30
2026-06-09 07:53 		9124.7s
▶ (283^191-1)/(283-1) 466
t44.2/t85.0
10 18,688 None 2026-01-16 05:36
2026-06-09 07:18 		2888.3s
▶ (1021^149-1)/(1021-1) 446
t44.2/t85.0
10 18,688 None 2026-01-15 21:22
2026-06-09 06:58 		2957.8s
▶ (907^149-1)/(907-1) 438
t44.2/t85.0
10 18,688 None 2026-01-15 17:52
2026-06-09 06:41 		2705.6s
▶ (61^463-1)/(61-1) 825
t44.1/t85.0
20 28,951 None 2026-02-10 12:36
2026-06-09 06:32 		12947.9s
▶ (3^1597-1)/(3-1) 762
t44.1/t85.0
20 28,680 None 2026-02-10 11:55
2026-06-09 06:16 		14280.3s
▶ (13^863-1)/(13-1) 961
t44.1/t85.0
22 31,912 None 2026-02-10 14:06
2026-06-09 05:04 		15170.2s
▶ (1093^257-1)/(1093-1) 778
t44.1/t85.0
20 28,951 None 2026-02-10 12:13
2026-06-09 04:56 		17370.8s
▶ (5229043^137-1)/(5229043-1) 914
t44.1/t85.0
21 30,568 None 2026-02-10 13:51
2026-06-09 03:38 		16066.6s
▶ (97^367-1)/(97-1) 728
t44.2/t85.0
23 30,936 None 2026-02-10 10:44
2026-06-09 03:33 		13652.0s
▶ (3^1747-1)/(3-1) 834
t44.2/t85.0
21 30,568 None 2026-02-10 12:47
2026-06-09 02:18 		15996.8s
▶ (31^607-1)/(31-1) 904
t44.1/t85.0
21 30,568 None 2026-02-10 13:46
2026-06-09 01:51 		15862.6s
▶ (3^1787-1)/(3-1) 853
t44.1/t85.0
21 30,568 None 2026-02-10 13:02
2026-06-09 00:15 		17433.3s
▶ (398581^151-1)/(398581-1) 841
t44.1/t85.0
21 30,568 None 2026-02-10 12:54
2026-06-09 00:06 		13601.0s
▶ (41^359-1)/(41-1) 578
t44.0/t85.0
5 8,960 None 2026-01-28 18:57
2026-06-08 07:41 		3520.1s
▶ (137^271-1)/(137-1) 577
t44.0/t85.0
5 8,960 None 2026-01-28 18:20
2026-06-08 07:28 		3123.3s
▶ (443^179-1)/(443-1) 472
t44.0/t85.0
5 8,960 None 2026-01-16 14:13
2026-06-08 04:08 		6431.4s
▶ (829^163-1)/(829-1) 473
t43.9/t85.0
5 8,960 None 2026-01-16 14:28
2026-06-08 03:28 		2955.6s
▶ (239^199-1)/(239-1) 471
t43.9/t85.0
5 8,960 None 2026-01-16 12:00
2026-06-08 00:39 		2840.6s
▶ (11^457-1)/(11-1) 471
t43.9/t85.0
5 8,960 None 2026-01-16 10:46
2026-06-08 00:25 		3837.7s
▶ (661^167-1)/(661-1) 469
t43.9/t85.0
5 8,960 None 2026-01-16 08:48
2026-06-07 22:58 		2887.4s
▶ (389^181-1)/(389-1) 467
t43.9/t85.0
5 8,960 None 2026-01-16 07:20
2026-06-07 21:18 		2896.1s
▶ (617^167-1)/(617-1) 464
t43.9/t85.0
5 8,960 None 2026-01-16 04:08
2026-06-07 19:38 		3537.8s
▶ (359^181-1)/(359-1) 460
t43.9/t85.0
5 8,960 None 2026-01-16 02:01
2026-06-07 18:06 		3859.3s
▶ (2053^139-1)/(2053-1) 458
t43.9/t85.0
5 8,960 None 2026-01-16 00:51
2026-06-07 17:05 		2838.3s
▶ (1061^151-1)/(1061-1) 454
t43.9/t85.0
5 8,960 None 2026-01-15 23:41
2026-06-07 15:57 		1691.0s
▶ (857^151-1)/(857-1) 440
t44.0/t85.0
5 8,960 None 2026-01-15 19:25
2026-06-07 14:36 		5908.9s
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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