Mersenne ECM top factors

show/hide forum code

M8819 has a factor: 37237976442285057273742186970142975824140169119 (154.705 bits)
M8233 has a factor: 20866399143857514113654051017725144974702596369 (153.870 bits)
M8311 has a factor: 186203835354248585976115725016606725887199431 (147.062 bits)
M8377 has a factor: 253627056500386361327839418106645372884929 (137.542 bits)
M8623 has a factor: 21892961443229946199532390134322025687991 (134.008 bits)
M8963 has a factor: 18283660912773792704559548042719483538879 (133.748 bits)
M7013 has a factor: 1932091091898893820676219206120678104833 (130.505 bits)
M7121 has a factor: 981699625212423826313904772778259971143 (129.529 bits)
M8017 has a factor: 466627910317083433103066106476038970159 (128.456 bits)
M1005041 has a factor: 371047453381664999738508901057 (98.228 bits)
M1111423 has a factor: 3665215117003062489809871031 (91.566 bits)
M2041519 has a factor: 3010737142117415890625049281 (91.282 bits)
M592649 has a factor: 223411286430236711246742241 (87.530 bits)
M1007767 has a factor: 132090121743159210559596049 (86.772 bits)
M1494539 has a factor: 36698034809995078043079263 (84.924 bits)
M1072999 has a factor: 16407004540704690328751081 (83.763 bits)
M1002061 has a factor: 6347107868886515492172937 (82.392 bits)
M1005751 has a factor: 4380165459505303087134121 (81.857 bits)
M569189 has a factor: 3993328132462830409591703 (81.724 bits)
M1008229 has a factor: 3496918084179104272870129 (81.532 bits)
M1011289 has a factor: 870592670427976144750351 (79.526 bits)
M1002623 has a factor: 684458827604084852147057 (79.179 bits)
M1008541 has a factor: 607003677859272713604863 (79.006 bits)
M1073447 has a factor: 327693279143849402924447 (78.117 bits)
M1153759 has a factor: 320594850102726082956703 (78.085 bits)
M1496083 has a factor: 191953085153522612665079 (77.345 bits)
M2208497 has a factor: 116827092825482064458959 (76.629 bits)
M1002109 has a factor: 103420522097606484721399 (76.453 bits)
M2315881 has a factor: 90680054575286617308367 (76.263 bits)
M6832349 has a factor: 46438072123821841757543 (75.298 bits)
M2023837 has a factor: 43619159453313852517457 (75.207 bits)
M641453 has a factor: 31248888004111184769569 (74.726 bits)
M1090709 has a factor: 27289907609757336777407 (74.531 bits)
M1152997 has a factor: 25959785865769989660991 (74.459 bits)
M1011029 has a factor: 22919233597526018213057 (74.279 bits)
M1442549 has a factor: 22352412607817290946209 (74.243 bits)
M1198643 has a factor: 8908381538179995192473 (72.916 bits)
M6998221 has a factor: 2126609390352760419023 (70.849 bits)
M2620403 has a factor: 1776543086067988578449 (70.590 bits)
M1187803 has a factor: 1129050695009126039377 (69.936 bits)
M10558459 has a factor: 614652492801880015673 (69.058 bits)
M1496071 has a factor: 267309992630859119897 (67.857 bits)

For copy-paste to forum:

[M]M8819[/M] has a 154.705-bit (47-digit) factor: [url=https://www.mersenne.ca/M8819]37237976442285057273742186970142975824140169119[/url] (ECM,B1=11000000,B2=30114149530,Sigma=1114499851454661)
[M]M8233[/M] has a 153.870-bit (47-digit) factor: [url=https://www.mersenne.ca/M8233]20866399143857514113654051017725144974702596369[/url] (ECM,B1=11000000,B2=30114149530,Sigma=1621620125413708)
[M]M8311[/M] has a 147.062-bit (45-digit) factor: [url=https://www.mersenne.ca/M8311]186203835354248585976115725016606725887199431[/url] (ECM,B1=11000000,B2=36578884662,Sigma=893345892046379)
[M]M8377[/M] has a 137.542-bit (42-digit) factor: [url=https://www.mersenne.ca/M8377]253627056500386361327839418106645372884929[/url] (ECM,B1=11000000,B2=30114149530,Sigma=643742195221957)
[M]M8623[/M] has a 134.008-bit (41-digit) factor: [url=https://www.mersenne.ca/M8623]21892961443229946199532390134322025687991[/url] (ECM,B1=11000000,B2=30114149530,Sigma=5441154307057067)
[M]M8963[/M] has a 133.748-bit (41-digit) factor: [url=https://www.mersenne.ca/M8963]18283660912773792704559548042719483538879[/url] (ECM,B1=11000000,B2=30114149530,Sigma=313493538415702)
[M]M7013[/M] has a 130.505-bit (40-digit) factor: [url=https://www.mersenne.ca/M7013]1932091091898893820676219206120678104833[/url] (ECM,B1=11000000,Sigma=2918700741382019)
[M]M7121[/M] has a 129.529-bit (39-digit) factor: [url=https://www.mersenne.ca/M7121]981699625212423826313904772778259971143[/url] (ECM,B1=11000000,Sigma=1739537118798489)
[M]M8017[/M] has a 128.456-bit (39-digit) factor: [url=https://www.mersenne.ca/M8017]466627910317083433103066106476038970159[/url] (ECM,Sigma=7233316090424300)
[M]M1005041[/M] has a 98.228-bit (30-digit) factor: [url=https://www.mersenne.ca/M1005041]371047453381664999738508901057[/url] (ECM,B1=50000,B2=5000000)
[M]M1111423[/M] has a 91.566-bit (28-digit) factor: [url=https://www.mersenne.ca/M1111423]3665215117003062489809871031[/url] (ECM,B1=50000,B2=5000000)
[M]M2041519[/M] has a 91.282-bit (28-digit) factor: [url=https://www.mersenne.ca/M2041519]3010737142117415890625049281[/url] (ECM,B1=76620,B2=23259610,Sigma=2816721614961918)
[M]M592649[/M] has a 87.530-bit (27-digit) factor: [url=https://www.mersenne.ca/M592649]223411286430236711246742241[/url] (ECM,B1=50000,B2=5000000)
[M]M1007767[/M] has a 86.772-bit (27-digit) factor: [url=https://www.mersenne.ca/M1007767]132090121743159210559596049[/url] (ECM,B1=50000,B2=5000000)
[M]M1494539[/M] has a 84.924-bit (26-digit) factor: [url=https://www.mersenne.ca/M1494539]36698034809995078043079263[/url] (ECM,B1=50000,B2=5000000)
[M]M1072999[/M] has a 83.763-bit (26-digit) factor: [url=https://www.mersenne.ca/M1072999]16407004540704690328751081[/url] (ECM,B1=50000,B2=5000000)
[M]M1002061[/M] has a 82.392-bit (25-digit) factor: [url=https://www.mersenne.ca/M1002061]6347107868886515492172937[/url] (ECM,B1=50000,B2=5000000)
[M]M1005751[/M] has a 81.857-bit (25-digit) factor: [url=https://www.mersenne.ca/M1005751]4380165459505303087134121[/url] (ECM,B1=50000,B2=5000000)
[M]M569189[/M] has a 81.724-bit (25-digit) factor: [url=https://www.mersenne.ca/M569189]3993328132462830409591703[/url] (ECM,B1=50000,B2=5000000)
[M]M1008229[/M] has a 81.532-bit (25-digit) factor: [url=https://www.mersenne.ca/M1008229]3496918084179104272870129[/url] (ECM,B1=50000,B2=5000000)
[M]M1011289[/M] has a 79.526-bit (24-digit) factor: [url=https://www.mersenne.ca/M1011289]870592670427976144750351[/url] (ECM,B1=50000,B2=5000000)
[M]M1002623[/M] has a 79.179-bit (24-digit) factor: [url=https://www.mersenne.ca/M1002623]684458827604084852147057[/url] (ECM,B1=50000,B2=5000000)
[M]M1008541[/M] has a 79.006-bit (24-digit) factor: [url=https://www.mersenne.ca/M1008541]607003677859272713604863[/url] (ECM,B1=50000,B2=5000000)
[M]M1073447[/M] has a 78.117-bit (24-digit) factor: [url=https://www.mersenne.ca/M1073447]327693279143849402924447[/url] (ECM,B1=50000,B2=5000000)
[M]M1153759[/M] has a 78.085-bit (24-digit) factor: [url=https://www.mersenne.ca/M1153759]320594850102726082956703[/url] (ECM,B1=50000,B2=5000000)
[M]M1496083[/M] has a 77.345-bit (24-digit) factor: [url=https://www.mersenne.ca/M1496083]191953085153522612665079[/url] (ECM,B1=50000,B2=5000000)
[M]M2208497[/M] has a 76.629-bit (24-digit) factor: [url=https://www.mersenne.ca/M2208497]116827092825482064458959[/url] (ECM,B1=76620,B2=76620,Sigma=1826958361311421)
[M]M1002109[/M] has a 76.453-bit (24-digit) factor: [url=https://www.mersenne.ca/M1002109]103420522097606484721399[/url] (ECM,B1=50000,B2=5000000)
[M]M2315881[/M] has a 76.263-bit (23-digit) factor: [url=https://www.mersenne.ca/M2315881]90680054575286617308367[/url] (ECM,B1=76620,B2=76620,Sigma=1709431647059415)
[M]M6832349[/M] has a 75.298-bit (23-digit) factor: [url=https://www.mersenne.ca/M6832349]46438072123821841757543[/url] (ECM,B1=50000,B2=5000000)
[M]M2023837[/M] has a 75.207-bit (23-digit) factor: [url=https://www.mersenne.ca/M2023837]43619159453313852517457[/url] (ECM,B1=76620,B2=26954350,Sigma=1201990547260786)
[M]M641453[/M] has a 74.726-bit (23-digit) factor: [url=https://www.mersenne.ca/M641453]31248888004111184769569[/url] (ECM,B1=50000,B2=5000000)
[M]M1090709[/M] has a 74.531-bit (23-digit) factor: [url=https://www.mersenne.ca/M1090709]27289907609757336777407[/url] (ECM,B1=50000,B2=5000000)
[M]M1152997[/M] has a 74.459-bit (23-digit) factor: [url=https://www.mersenne.ca/M1152997]25959785865769989660991[/url] (ECM,B1=50000,B2=5000000)
[M]M1011029[/M] has a 74.279-bit (23-digit) factor: [url=https://www.mersenne.ca/M1011029]22919233597526018213057[/url] (ECM,B1=50000,B2=5000000)
[M]M1442549[/M] has a 74.243-bit (23-digit) factor: [url=https://www.mersenne.ca/M1442549]22352412607817290946209[/url] (ECM,B1=50000,B2=5000000)
[M]M1198643[/M] has a 72.916-bit (22-digit) factor: [url=https://www.mersenne.ca/M1198643]8908381538179995192473[/url] (ECM,B1=50000,B2=5000000)
[M]M6998221[/M] has a 70.849-bit (22-digit) factor: [url=https://www.mersenne.ca/M6998221]2126609390352760419023[/url] (ECM,B1=50000,B2=5000000)
[M]M2620403[/M] has a 70.590-bit (22-digit) factor: [url=https://www.mersenne.ca/M2620403]1776543086067988578449[/url] (ECM,B1=76620,B2=10000000,Sigma=7816675564232944)
[M]M1187803[/M] has a 69.936-bit (22-digit) factor: [url=https://www.mersenne.ca/M1187803]1129050695009126039377[/url] (ECM,B1=50000,B2=5000000)
[M]M10558459[/M] has a 69.058-bit (21-digit) factor: [url=https://www.mersenne.ca/M10558459]614652492801880015673[/url] (ECM,B1=50000,B2=5000000)
[M]M1496071[/M] has a 67.857-bit (21-digit) factor: [url=https://www.mersenne.ca/M1496071]267309992630859119897[/url] (ECM,B1=50000,B2=5000000)

0M	<	10¹⁰	All tracked exponents
0M	<	2³²	GPU TF range
0M	<	1000M	PrimeNet range
0M	<	193M	low-PrimeNet, low-res
0M	<	385M	low-PrimeNet, high-res
50M	<	146M	PrimeNet wavefront

Biggest factors for Bruno Victal	nfs	ecm	p-1	p+1	any
Biggest factors (all users)	nfs	ecm	p-1	p+1	any
Recent factors (all users)	nfs	ecm	p-1	p+1	any
Search by user	nfs	ecm	p-1	p+1	any

Top ECM factors of Mersenne numbers

Top ECM factors of all time for Bruno Victal

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	Bruno Victal	8819	37237976442285057273742186970142975824140169119	47	154.705	2021-05-02
2	Bruno Victal	8233	20866399143857514113654051017725144974702596369	47	153.870	2021-03-20
3	Bruno Victal	8311	186203835354248585976115725016606725887199431	45	147.062	2021-02-14
4	Bruno Victal	8377	253627056500386361327839418106645372884929	42	137.542	2021-03-24
5	Bruno Victal	8623	21892961443229946199532390134322025687991	41	134.008	2021-03-29
6	Bruno Victal	8963	18283660912773792704559548042719483538879	41	133.748	2021-04-27
7	Bruno Victal	7013	1932091091898893820676219206120678104833	40	130.505	2021-03-22
8	Bruno Victal	7121	981699625212423826313904772778259971143	39	129.529	2021-03-09
9	Bruno Victal	8017	466627910317083433103066106476038970159	39	128.456	2020-12-06
10	Bruno Victal	1005041	371047453381664999738508901057	30	98.228	2017-03-22
11	Bruno Victal	1111423	3665215117003062489809871031	28	91.566	2017-02-22
12	Bruno Victal	2041519	3010737142117415890625049281	28	91.282	2020-10-19
13	Bruno Victal	592649	223411286430236711246742241	27	87.530	2016-09-10
14	Bruno Victal	1007767	132090121743159210559596049	27	86.772	2017-04-01
15	Bruno Victal	1494539	36698034809995078043079263	26	84.924	2017-04-18
16	Bruno Victal	1072999	16407004540704690328751081	26	83.763	2017-02-22
17	Bruno Victal	1002061	6347107868886515492172937	25	82.392	2017-03-23
18	Bruno Victal	1005751	4380165459505303087134121	25	81.857	2017-04-03
19	Bruno Victal	569189	3993328132462830409591703	25	81.724	2016-09-21
20	Bruno Victal	1008229	3496918084179104272870129	25	81.532	2017-04-16
21	Bruno Victal	1011289	870592670427976144750351	24	79.526	2017-04-16
22	Bruno Victal	1002623	684458827604084852147057	24	79.179	2017-03-22
23	Bruno Victal	1008541	607003677859272713604863	24	79.006	2017-04-17
24	Bruno Victal	1073447	327693279143849402924447	24	78.117	2017-02-23
25	Bruno Victal	1153759	320594850102726082956703	24	78.085	2017-02-21
26	Bruno Victal	1496083	191953085153522612665079	24	77.345	2017-04-05
27	Bruno Victal	2208497	116827092825482064458959	24	76.629	2020-10-28
28	Bruno Victal	1002109	103420522097606484721399	24	76.453	2017-03-17
29	Bruno Victal	2315881	90680054575286617308367	23	76.263	2020-11-02
30	Bruno Victal	6832349	46438072123821841757543	23	75.298	2017-02-20
31	Bruno Victal	2023837	43619159453313852517457	23	75.207	2020-10-14
32	Bruno Victal	641453	31248888004111184769569	23	74.726	2016-09-18
33	Bruno Victal	1090709	27289907609757336777407	23	74.531	2017-03-21
34	Bruno Victal	1152997	25959785865769989660991	23	74.459	2017-02-26
35	Bruno Victal	1011029	22919233597526018213057	23	74.279	2017-04-08
36	Bruno Victal	1442549	22352412607817290946209	23	74.243	2017-05-12
37	Bruno Victal	1198643	8908381538179995192473	22	72.916	2017-02-23
38	Bruno Victal	6998221	2126609390352760419023	22	70.849	2017-05-20
39	Bruno Victal	2620403	1776543086067988578449	22	70.590	2020-12-13
40	Bruno Victal	1187803	1129050695009126039377	22	69.936	2016-09-15
41	Bruno Victal	10558459	614652492801880015673	21	69.058	2015-06-24
42	Bruno Victal	1496071	267309992630859119897	21	67.857	2017-04-05