ECM Distributed Factorization Dashboard

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Currently showing: Priority 6 composites only
625
Total Composites
1034
Total Attempts
2043
Factors Found
11
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
(7^883-1)/(7-1) 742
t35.4/t85.0
3 2,728 None 2026-02-10 11:31
2026-03-05 22:31
336.8s
(11^733-1)/(11-1) 742
t35.4/t85.0
3 2,728 None 2026-02-10 11:28
2026-03-05 22:29
367.9s
(61^569-1)/(61-1) 1015
t35.4/t85.0
4 4,392 None 2026-02-10 14:55
2026-03-05 22:23
2468.8s
(331^401-1)/(331-1) 1008
t35.4/t85.0
6 7,080 None 2026-02-10 14:46
2026-03-05 22:20
4494.6s
(31^653-1)/(31-1) 973
t35.4/t85.0
4 4,392 None 2026-02-10 14:38
2026-03-05 22:15
2346.4s
(31^647-1)/(31-1) 964
t35.4/t85.0
4 4,392 None 2026-02-10 14:30
2026-03-05 22:13
1743.6s
(3221^269-1)/(3221-1) 934
t35.4/t85.0
4 4,392 None 2026-02-10 14:15
2026-03-05 22:07
2071.9s
(3^1949-1)/(3-1) 930
t35.4/t85.0
4 4,392 None 2026-02-10 14:11
2026-03-05 22:05
3627.6s
(7^1103-1)/(7-1) 925
t35.4/t85.0
4 4,392 None 2026-02-10 13:58
2026-03-05 22:02
2023.5s
(97^463-1)/(97-1) 918
t35.2/t85.0
4 4,392 None 2026-02-10 13:54
2026-03-05 21:41
256.6s
(3^1907-1)/(3-1) 900
t35.2/t85.0
4 4,392 None 2026-02-10 13:44
2026-03-05 21:33
442.0s
(11^863-1)/(11-1) 888
t35.2/t85.0
4 4,392 None 2026-02-10 13:30
2026-03-05 21:29
306.7s
(7^1097-1)/(7-1) 882
t35.2/t85.0
4 4,392 None 2026-02-10 13:22
2026-03-05 21:26
240.8s
(23^631-1)/(23-1) 858
t35.2/t85.0
4 4,392 None 2026-02-10 13:10
2026-03-05 21:22
280.2s
(44371^181-1)/(44371-1) 837
t35.2/t85.0
4 4,392 None 2026-02-10 12:50
2026-03-05 21:21
230.2s
(547^317-1)/(547-1) 830
t35.2/t85.0
4 4,392 None 2026-02-10 12:43
2026-03-05 21:19
232.3s
(11^719-1)/(11-1) 744
t31.4/t85.0
3 1,893 None 2026-02-10 11:33
2026-03-05 20:56
192.8s
(33151^163-1)/(33151-1) 733
t31.4/t85.0
5 2,254 None 2026-02-10 10:56
2026-03-05 20:55
206.7s
(19^821-1)/(19-1) 1049
t31.3/t85.0
2 1,704 None 2026-02-10 15:18
2026-03-05 20:23
366.9s
(13^941-1)/(13-1) 1048
t31.3/t85.0
2 1,704 None 2026-02-10 15:12
2026-03-05 20:21
365.2s
(61^587-1)/(61-1) 1047
t31.3/t85.0
2 1,704 None 2026-02-10 15:16
2026-03-05 20:18
617.2s
(16148168401^103-1)/(161481684... 1042
t31.3/t85.0
2 1,704 None 2026-02-10 15:05
2026-03-05 20:16
643.7s
(13^919-1)/(13-1) 1023
t31.3/t85.0
2 1,704 None 2026-02-10 15:00
2026-03-05 20:11
334.8s
(16148168401^101-1)/(161481684... 1021
t31.3/t85.0
2 1,704 None 2026-02-10 14:54
2026-03-05 20:08
290.2s
(15881^67-1)/(15881-1) 278
t48.4/t60.6
7 27,649 None 2025-12-28 13:18
2026-03-05 19:18
3900.9s
(877^97-1)/(877-1) 280
t48.4/t60.6
7 27,649 None 2025-12-29 23:17
2026-03-05 19:17
3351.3s
(17851^67-1)/(17851-1) 281
t48.4/t60.6
7 27,649 None 2025-12-30 01:07
2026-03-05 19:17
3431.9s
(863^97-1)/(863-1) 280
t48.4/t60.6
7 27,649 None 2025-12-28 14:24
2026-03-05 18:55
3841.0s
(16231^67-1)/(16231-1) 278
t48.4/t60.6
7 27,649 None 2025-12-30 00:01
2026-03-05 18:53
3825.6s
(15045355330708321^17-1)/(1504... 259
t46.3/t60.6
7 26,625 None 2025-12-11 11:48
2026-03-05 05:42
9480.3s
(9829013061922471^17-1)/(98290... 256
t48.4/t60.3
7 27,649 None 2025-12-28 06:21
2026-03-04 20:37
3206.9s
(15527^67-1)/(15527-1) 277
t48.4/t60.3
7 27,649 None 2025-12-28 13:55
2026-03-04 20:35
3170.2s
(5^1103-1)/(5-1) 771
t35.2/t85.0
2 1,384 None 2026-02-10 12:04
2026-03-04 14:48
334.7s
(16693^67-1)/(16693-1) 279
t48.4/t60.0
7 27,649 None 2025-12-30 00:08
2026-03-04 04:34
2240.7s
(16189^67-1)/(16189-1) 278
t48.4/t60.0
7 27,649 None 2025-12-28 14:09
2026-03-04 04:34
2079.3s
(13613^67-1)/(13613-1) 273
t48.3/t60.0
7 27,649 None 2025-12-28 11:43
2026-03-04 04:28
11301.7s
(16087^67-1)/(16087-1) 278
t48.4/t60.0
7 27,649 None 2025-12-28 14:02
2026-03-04 04:28
2154.6s
(397^101-1)/(397-1) 240
t56.1/t56.0
35 99,329 None 2025-12-21 22:14
2026-03-03 17:04
61057.2s
(619^101-1)/(619-1) 269
t48.4/t59.7
7 27,649 None 2025-12-28 09:32
2026-03-03 04:29
2142.7s
(13367^67-1)/(13367-1) 273
t48.4/t59.7
7 27,649 None 2025-12-28 10:52
2026-03-03 04:28
2230.8s
(401^107-1)/(401-1) 263
t48.4/t59.7
7 27,649 None 2025-12-28 09:25
2026-03-03 04:26
2847.9s
(14797^67-1)/(14797-1) 276
t48.3/t59.7
9 27,685 None 2025-12-28 13:03
2026-03-03 04:24
9921.0s
(5425689751096243^17-1)/(54256... 252
t48.4/t59.7
7 27,649 None 2025-12-28 05:52
2026-03-03 04:23
2408.9s
(29778361446737^19-1)/(2977836... 193
t53.8/t59.4
7 15,361 None 2025-12-17 15:15
2026-03-03 01:10
45927.3s
(12821^67-1)/(12821-1) 260
t48.4/t59.4
7 27,649 None 2025-12-28 10:08
2026-03-03 01:07
2556.6s
(4505589347024501^17-1)/(45055... 251
t51.9/t59.4
5 9,217 None 2025-12-15 14:48
2026-03-03 01:07
37907.9s
(2432041^43-1)/(2432041-1) 264
t48.4/t59.1
7 27,649 None 2025-12-30 05:53
2026-03-02 21:55
2583.1s
(517630753^31-1)/(517630753-1) 262
t47.3/t59.1
9 27,649 None 2025-12-28 08:11
2026-03-02 21:51
8092.6s
(13241^67-1)/(13241-1) 273
t47.6/t59.1
9 29,185 None 2025-12-28 11:51
2026-03-02 21:51
10659.9s
(12043^67-1)/(12043-1) 270
t59.2/t59.1
6 22,645 None 2025-12-28 09:39
2026-03-02 21:50
1686.4s
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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