ECM Distributed Factorization Dashboard

ECM Testing Status P-1/P+1 Status All Curves All Factors Leaderboard Residue Status
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Currently showing: Priority 4 composites
2486
Total Composites
11922
Total Attempts
49034
Factors Found
58
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
▶ (2431698589668816470210599^11-... 240
t53.1/t52.9
32 61,700 None 2026-02-01 02:44
2026-07-02 04:52 		33412.2s
▶ (47325044907302788350702645805... 172
t45.2/t52.9
21 33,108 1 factor 2026-02-13 13:52
2026-07-02 04:36 		3093.9s
▶ (34689589330955744964250713676... 211
t52.0/t53.2
24 57,092 None 2026-02-01 07:11
2026-07-02 04:13 		48701.1s
▶ (877730348497296141139^13-1)/(... 210
t52.4/t53.2
24 66,820 None 2026-02-01 06:43
2026-07-02 03:11 		33002.9s
▶ (293551836782650742688643681^1... 233
t44.0/t57.8
11 28,673 None 2026-02-16 22:11
2026-07-02 03:08 		5610.6s
▶ (6721393100152677634549^13-1)/... 202
t46.5/t55.7
17 37,237 None 2026-02-10 22:50
2026-07-02 02:57 		12053.6s
▶ (16977143776032270287736489723... 237
t53.2/t52.9
38 62,212 None 2026-02-01 21:00
2026-07-02 02:46 		27710.4s
▶ (893736880630277^17-1)/(893736... 231
t43.1/t58.2
11 25,601 None 2026-02-16 22:48
2026-07-02 02:38 		1804.8s
▶ (354639323684545612988577649^1... 226
t43.4/t58.2
11 26,369 None 2026-02-16 22:46
2026-07-02 02:37 		2142.2s
▶ (15221321^37-1)/(15221321-1) 223
t43.6/t58.2
11 27,137 None 2026-02-16 22:44
2026-07-02 02:37 		2786.3s
▶ (839108393120143^17-1)/(839108... 204
t43.2/t58.2
12 28,033 None 2026-02-16 22:38
2026-07-02 02:36 		2032.9s
▶ (350629641953301517546168193^1... 204
t43.6/t58.2
11 27,137 None 2026-02-16 22:38
2026-07-02 02:36 		2010.4s
▶ (1826669726222477660271367^11-... 183
t50.9/t53.2
24 52,484 None 2026-02-01 05:49
2026-07-02 02:36 		37331.4s
▶ (61103847439043729144360603032... 189
t43.1/t58.2
11 25,270 None 2026-02-16 22:24
2026-07-02 02:32 		1419.3s
▶ (374322722759372881244726333^1... 243
t43.6/t58.2
11 27,137 None 2026-02-16 22:53
2026-07-02 02:32 		2323.6s
▶ (358869140159504955234409279^1... 225
t43.6/t58.2
11 27,137 None 2026-02-16 22:45
2026-07-02 02:31 		2126.5s
▶ (248875867^31-1)/(248875867-1) 214
t43.1/t58.2
11 25,601 None 2026-02-16 22:41
2026-07-02 02:31 		1844.8s
▶ (950274111010589^17-1)/(950274... 203
t43.6/t58.2
11 27,137 None 2026-02-16 22:37
2026-07-02 02:31 		1888.0s
▶ (4303319431946572036242349^11-... 242
t50.2/t53.5
18 48,644 None 2026-02-05 11:40
2026-07-02 02:30 		17494.7s
▶ (970244551306876240403^13-1)/(... 238
t48.8/t53.5
20 31,492 None 2026-02-04 16:30
2026-07-02 02:29 		23724.6s
▶ (21293987317453^19-1)/(2129398... 203
t43.6/t58.2
12 28,801 None 2026-02-16 22:38
2026-07-02 02:27 		1889.6s
▶ (317^109-1)/(317-1) 202
t43.6/t58.2
11 27,137 None 2026-02-16 22:37
2026-07-02 02:26 		1946.3s
▶ (1888171^43-1)/(1888171-1) 200
t43.3/t58.2
11 26,369 None 2026-02-16 22:35
2026-07-02 02:26 		1520.6s
▶ (280257881^31-1)/(280257881-1) 199
t43.3/t58.2
11 26,369 None 2026-02-16 22:35
2026-07-02 02:26 		1522.1s
▶ (3202878953^23-1)/(3202878953-... 207
t43.7/t57.8
11 32,001 None 2026-06-10 18:21
2026-07-02 02:25 		2819.7s
▶ (88540242009401610494167^13-1)... 268
t43.9/t57.8
11 28,673 None 2026-02-16 22:22
2026-07-02 02:25 		2906.1s
▶ (727642843683307^17-1)/(727642... 203
t43.9/t57.8
12 23,666 None 2026-02-13 18:31
2026-07-02 02:24 		1897.2s
▶ (2017^83-1)/(2017-1) 196
t43.6/t57.8
12 22,130 None 2026-02-13 18:27
2026-07-02 02:24 		2030.1s
▶ (73286203525352337924791^13-1)... 244
t43.9/t57.8
11 28,673 None 2026-02-16 22:16
2026-07-02 02:23 		2472.0s
▶ (4034500130199989511981571^11-... 234
t50.8/t53.5
20 45,060 None 2026-02-04 16:14
2026-07-02 02:23 		23296.0s
▶ (6986029164423431842177^13-1)/... 237
t47.6/t55.4
15 41,324 None 2026-02-10 13:23
2026-07-02 02:21 		14308.2s
▶ (91643964241179320814511505872... 220
t49.4/t53.5
21 50,180 None 2026-02-04 05:37
2026-07-02 02:19 		20482.4s
▶ (49011566815478458761393001370... 270
t45.2/t57.8
13 36,609 None 2026-02-16 22:23
2026-07-02 02:17 		8716.5s
▶ (40125014581453491170036811080... 268
t45.2/t57.8
13 36,609 None 2026-02-16 22:22
2026-07-02 02:17 		3122.3s
▶ (49282084742604125567287300341... 252
t45.2/t57.8
13 36,609 None 2026-02-16 22:18
2026-07-02 02:16 		2635.0s
▶ (38644098901096558403811618060... 226
t50.1/t53.2
22 43,012 None 2026-02-02 13:03
2026-07-02 02:16 		37922.1s
▶ (82818872912127113607949^13-1)... 252
t44.2/t57.8
13 30,465 None 2026-02-16 22:18
2026-07-02 02:15 		3644.5s
▶ (52625645301206398079613112732... 209
t51.0/t53.2
24 59,396 None 2026-02-01 06:38
2026-07-02 02:14 		38268.8s
▶ (415669^47-1)/(415669-1) 237
t45.1/t57.8
13 35,841 None 2026-02-16 22:13
2026-07-02 02:10 		2621.7s
▶ (739367693312861^17-1)/(739367... 232
t44.0/t57.8
13 29,697 None 2026-02-16 22:10
2026-07-02 02:10 		3371.2s
▶ (16841848456579^19-1)/(1684184... 212
t46.4/t57.8
9 20,993 None 2026-02-14 03:01
2026-07-02 02:09 		5315.8s
▶ (48837672001^23-1)/(4883767200... 216
t46.7/t57.8
9 22,529 None 2026-02-14 02:38
2026-07-02 02:08 		3035.3s
▶ (11940971871487^19-1)/(1194097... 205
t44.1/t57.8
14 24,690 None 2026-02-13 18:32
2026-07-02 02:07 		2069.3s
▶ (439552815560351^17-1)/(439552... 190
t45.4/t57.5
15 33,909 None 2026-02-13 17:18
2026-07-02 02:06 		3436.5s
▶ (586297360433^23-1)/(586297360... 187
t44.7/t57.5
15 29,301 None 2026-02-13 17:06
2026-07-02 02:06 		4122.7s
▶ (33342903681459154909013616084... 187
t44.4/t57.5
15 26,485 None 2026-02-13 17:06
2026-07-02 02:05 		2790.6s
▶ (1806113^47-1)/(1806113-1) 187
t44.0/t57.5
15 24,181 None 2026-02-13 17:05
2026-07-02 02:05 		2850.6s
▶ (290770486991^23-1)/(290770486... 187
t44.4/t57.5
15 26,997 None 2026-02-13 17:17
2026-07-02 02:04 		3057.2s
▶ (27953542500260978366691575625... 202
t45.1/t57.5
15 31,605 None 2026-02-13 17:19
2026-07-02 02:04 		3618.3s
▶ (6305373793^29-1)/(6305373793-... 187
t44.3/t57.5
15 25,973 None 2026-02-13 17:17
2026-07-02 02:04 		2527.0s
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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