ECM Distributed Factorization Dashboard

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Currently showing: Priority 5 composites only
545
Total Composites
882
Total Attempts
2043
Factors Found
6
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
(28057^167-1)/(28057-1) 737
t35.4/t85.0
3 2,775 None 2026-02-10 11:21
2026-03-05 21:46
372.4s
(13^811-1)/(13-1) 889
t35.2/t85.0
4 4,392 None 2026-02-10 13:34
2026-03-05 21:31
262.9s
(3^1777-1)/(3-1) 827
t35.2/t85.0
4 4,392 None 2026-02-10 12:40
2026-03-05 21:17
216.0s
(3221^277-1)/(3221-1) 940
t32.1/t85.0
3 3,048 None 2026-02-10 14:19
2026-03-05 21:07
261.3s
(97^431-1)/(97-1) 823
t31.4/t85.0
3 1,960 None 2026-02-10 12:30
2026-03-05 20:43
261.0s
(2801^317-1)/(2801-1) 1090
t31.3/t85.0
4 2,225 None 2026-02-10 15:36
2026-03-05 20:41
432.5s
(61^421-1)/(61-1) 732
t31.3/t85.0
4 2,225 None 2026-02-10 10:54
2026-03-05 20:39
187.7s
(431^277-1)/(431-1) 728
t31.3/t85.0
4 2,225 None 2026-02-10 10:44
2026-03-05 20:37
194.7s
(389^283-1)/(389-1) 731
t31.3/t85.0
4 2,087 None 2026-02-10 10:48
2026-03-05 20:35
174.0s
(7^1277-1)/(7-1) 1079
t31.3/t85.0
2 1,704 None 2026-02-10 15:30
2026-03-05 20:31
360.4s
(3^2239-1)/(3-1) 1068
t31.3/t85.0
2 1,704 None 2026-02-10 15:32
2026-03-05 20:29
613.7s
(11^1019-1)/(11-1) 1037
t31.3/t85.0
2 1,704 None 2026-02-10 15:06
2026-03-05 20:13
342.5s
(3^2137-1)/(3-1) 1010
t31.3/t85.0
2 1,704 None 2026-02-10 14:49
2026-03-05 20:03
284.6s
(23^739-1)/(23-1) 1005
t31.3/t85.0
2 1,704 None 2026-02-10 14:44
2026-03-05 19:58
288.1s
(19531^227-1)/(19531-1) 970
t31.3/t85.0
2 1,704 None 2026-02-10 14:35
2026-03-05 19:47
325.6s
(127^463-1)/(127-1) 960
t31.3/t85.0
2 1,704 None 2026-02-10 14:29
2026-03-05 19:42
304.6s
(19531^223-1)/(19531-1) 953
t31.3/t85.0
2 1,704 None 2026-02-10 14:24
2026-03-05 19:40
298.9s
(3221^271-1)/(3221-1) 929
t31.3/t85.0
2 1,704 None 2026-02-10 14:06
2026-03-05 19:23
254.5s
(2441^83-1)/(2441-1) 240
t46.6/t60.6
4 10,625 None 2025-12-29 23:32
2026-03-05 18:56
4512.4s
(21397^59-1)/(21397-1) 252
t55.6/t55.4
42 114,508 None 2025-12-21 22:50
2026-03-05 17:38
86327.3s
(3247921^43-1)/(3247921-1) 268
t48.4/t60.3
7 27,649 None 2025-12-30 12:32
2026-03-04 20:53
5190.8s
(17419^67-1)/(17419-1) 280
t48.4/t60.3
7 27,649 None 2025-12-30 00:52
2026-03-04 20:45
6180.9s
(1559^89-1)/(1559-1) 278
t48.3/t60.3
7 27,649 None 2025-12-28 12:34
2026-03-04 20:45
14947.5s
(3^1663-1)/(3-1) 774
t35.2/t85.0
2 1,384 None 2026-02-10 12:07
2026-03-04 14:51
353.4s
(127^367-1)/(127-1) 762
t35.2/t85.0
2 1,384 None 2026-02-10 11:58
2026-03-04 14:45
333.3s
(88741^157-1)/(88741-1) 757
t35.2/t85.0
2 1,384 None 2026-02-10 11:52
2026-03-04 14:43
328.3s
(1093^251-1)/(1093-1) 755
t35.2/t85.0
2 1,384 None 2026-02-10 11:46
2026-03-04 14:40
322.4s
(5^1093-1)/(5-1) 755
t35.2/t85.0
2 1,384 None 2026-02-10 11:49
2026-03-04 14:37
328.1s
(251^109-1)/(251-1) 247
t54.1/t56.0
29 75,265 None 2025-12-28 03:34
2026-03-04 11:26
32693.6s
(33588362608981^19-1)/(3358836... 244
t48.4/t60.0
7 27,649 None 2025-12-28 12:20
2026-03-04 04:29
4015.4s
(714046867^31-1)/(714046867-1) 266
t48.4/t60.0
7 27,649 None 2025-12-28 10:45
2026-03-04 04:27
4756.8s
(2401393^43-1)/(2401393-1) 268
t48.4/t59.4
7 27,649 None 2025-12-30 07:07
2026-03-03 01:08
4528.4s
(761^97-1)/(761-1) 253
t48.4/t59.1
7 27,649 None 2025-12-28 10:38
2026-03-02 21:49
4260.6s
(2063^79-1)/(2063-1) 245
t51.8/t56.3
21 59,905 None 2025-12-28 05:01
2026-03-02 21:11
31323.2s
(20759^61-1)/(20759-1) 260
t51.9/t56.3
21 59,905 None 2025-12-28 05:15
2026-03-02 20:18
26772.0s
(509^101-1)/(509-1) 259
t45.7/t58.8
7 23,041 None 2025-12-28 07:05
2026-03-02 18:21
2564.6s
(739^97-1)/(739-1) 247
t47.5/t58.5
8 23,044 None 2025-12-28 08:55
2026-03-02 15:32
10659.8s
(11420021393675172183044667407... 276
t45.5/t58.5
7 21,505 None 2025-12-28 03:56
2026-03-02 14:57
2066.8s
(521^101-1)/(521-1) 269
t48.4/t58.5
7 27,649 None 2025-12-28 07:20
2026-03-02 14:56
2736.3s
(41^163-1)/(41-1) 249
t55.9/t55.7
41 110,593 None 2025-12-28 05:08
2026-03-02 03:27
35186.2s
(3011^79-1)/(3011-1) 267
t45.2/t58.2
7 19,969 None 2025-12-28 08:34
2026-03-02 03:25
9118.8s
(398137391^31-1)/(398137391-1) 234
t48.4/t58.2
7 27,649 None 2025-12-28 07:13
2026-03-02 03:23
4513.4s
(643^97-1)/(643-1) 264
t48.4/t57.8
7 27,649 None 2025-12-28 07:42
2026-03-02 01:25
2328.1s
(19469^61-1)/(19469-1) 258
t49.6/t56.6
15 46,081 None 2025-12-28 03:20
2026-03-01 23:58
26816.4s
(2549^79-1)/(2549-1) 245
t48.4/t56.6
11 36,865 None 2025-12-28 06:43
2026-03-01 22:28
12311.2s
(19793^61-1)/(19793-1) 258
t49.1/t56.6
13 41,473 None 2025-12-28 03:42
2026-03-01 22:21
18294.8s
(19777^61-1)/(19777-1) 258
t46.0/t57.2
7 26,113 None 2025-12-21 23:04
2026-03-01 21:52
6718.9s
(20849^61-1)/(20849-1) 260
t48.4/t57.2
7 27,649 None 2025-12-28 04:33
2026-03-01 21:48
3084.2s
(10946530360919663424396107183... 269
t54.7/t57.2
9 18,433 None 2025-12-21 22:07
2026-03-01 21:45
121058.7s
(2557^79-1)/(2557-1) 257
t46.1/t57.2
7 27,649 None 2025-12-28 06:58
2026-03-01 21:45
2319.3s
Recent Factors Found View All 2043 Factors →
Factor Bits Digits Composite Discovery Method Sigma Group Order Discovered
583973949926155304817199533900763 109 33 (798132266540249392852250204868706276006... ecm 1:2606453926 583973949926155277713730050710... 2026-03-05 22:25
220570005137045417053 68 21 (2350114685518698628073293^17-1)/(235011... ecm 1:751582660 220570005127769264448 2026-03-05 21:47
64682404207350902098219672001540023 116 35 (2077714240531718329952101^17-1)/(207771... ecm 1:2262983980 646824042073509017753834684632... 2026-03-05 21:27
6466572228486438326388478768291 103 31 (25021394469806702616774147031213^13-1)/... ecm 1:420200672 646657222848644319492883750018... 2026-03-05 21:26
55143190859775860992913933687177 106 32 (43765323523457493283471240101991183^11-... ecm 1:3927567270 551431908597758538582869035522... 2026-03-05 21:08
3248504689383467821 62 19 (578026810151521^23-1)/(578026810151521-... ecm 1:2041978546 3248504686709112624 2026-03-05 20:58
454003129494401685657971854140086060329 129 39 (575082839666011^23-1)/(575082839666011-... ecm 1:440138030 454003129494401685680907361922... 2026-03-05 20:49
962077512452880838428371 80 24 (647007514899264456324574251329522651746... ecm 1:93025044 962077512453026379003664 2026-03-05 20:34
100567807975897152922934397991 97 30 (571933374851449532877138036719780619928... ecm 3:2339609811 100567807975897295853087821652 2026-03-05 18:18
3881074202725819742408493467141623213 122 37 (1520986644587248920205351^17-1)/(152098... ecm 1:3100435260 388107420272581974197421650385... 2026-03-05 18:02
384535161600484578451070420896841063 119 36 (19184299770663767215159840319197^13-1)/... ecm 1:2640332495 384535161600484577881558784645... 2026-03-05 17:57
28881793265315259254188368871653432685906749443 155 47 (4591^101-1)/(4591-1) ecm 1:2422668827 288817932653152592541885018035... 2026-03-05 17:49
5910568283805164465164642234603698983 123 37 (3967169518633461054673984501^11-1)/(396... pm1 N/A 591056828380516446516464223460... 2026-03-05 17:21
3117700878631075126831923988428737933 122 37 (13904992194004381^17-1)/(13904992194004... pm1 N/A 311770087863107512683192398842... 2026-03-05 17:08
1631688405801688825836701 81 25 (15208909986517269808633359632833^13-1)/... ecm 1:3403212930 1631688405800505304415728 2026-03-05 16:44
145408531168481302989939097436376121076747 137 42 (1263012864828498243576751^17-1)/(126301... ecm 1:2030105930 145408531168481302990252206226... 2026-03-05 15:36
67568169397 36 11 (861709438783503449402429286616334956289... ecm 1:4086117953 67568626316 2026-03-05 15:09
982535440603256906479 70 21 (861709438783503449402429286616334956289... ecm 1:4086117953 982535440551099764016 2026-03-05 15:09
61575303192779722167563499401474819561 126 38 (10934538587539854646349560392313^13-1)/... ecm 1:2511287209 615753031927797221796632731060... 2026-03-05 14:58
475351308584014821903712173756125611739 129 39 (131573310553144475824068363180337854813... ecm 1:3632377633 475351308584014821891765844217... 2026-03-05 14:50
263862062436511500869258840588867 108 33 (11271793899296994952110805102213^13-1)/... ecm 1:2445269627 263862062436511502748317934773... 2026-03-05 14:36
7062320347170385463 63 19 (21334955668208563250308237498374109^11-... ecm 1:3214071191 7062320343624716008 2026-03-05 14:32
6750470137216833274362239700761 103 31 (103583324709896205116689719842624486168... ecm 1:2746075791 675047013721683358495074254337... 2026-03-05 14:06
15353245907577332827393364409732667843 124 38 (568107524921448054062617^17-1)/(5681075... ecm 1:3914232218 153532459075773328214588803666... 2026-03-05 13:47
860797277220544051 60 18 (587123206109434135893571^17-1)/(5871232... ecm 1:2265354276 860797275731558904 2026-03-05 13:45

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