Mersenne ECM top factors

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M2269 has a factor: 5198395892876421104415109549087087419559080537214372111 (181.762 bits)
M6211 has a factor: 1110196860540711188306812523817624319633363099818286801 (179.535 bits)
M3593 has a factor: 3602225914850036238001827277572728481310994794079 (161.301 bits)
M3253 has a factor: 1127855884305312455278547118213151823780351 (139.695 bits)
M3583 has a factor: 1034128732746609919900875125914028569751927 (139.569 bits)
M3221 has a factor: 202410492886397889245888850954722129603729 (137.216 bits)
M3527 has a factor: 21255739256743241075416068643686404008919 (133.965 bits)
M3347 has a factor: 7842496055169286411917637286180740326121 (132.527 bits)
M3323 has a factor: 3836386129806878405138356386460933977607 (131.495 bits)
M25819 has a factor: 21858867202710159482407310786686916359 (124.040 bits)
M59051 has a factor: 582403246889590074463049888399160337 (118.810 bits)
M25583 has a factor: 14646612745411755951013468823286577 (113.496 bits)
M59387 has a factor: 2809101466545960947345154082327 (101.148 bits)
M6089731 has a factor: 958947048250910785987404433 (89.632 bits)
M1200139 has a factor: 121019648511156195918645713 (86.645 bits)
M100549 has a factor: 29859665209791451523456393 (84.626 bits)
M100741 has a factor: 8907357655236967395952729 (82.881 bits)
M2558203 has a factor: 1426838864532133513957871 (80.239 bits)
M1209379 has a factor: 153293214647906195401711 (77.021 bits)
M800897 has a factor: 25539812446679304794087 (74.435 bits)
M1202507 has a factor: 23524619534005914650047 (74.317 bits)
M6208541 has a factor: 4832926122350108569993 (72.033 bits)
M6326641 has a factor: 4302371479209223476247 (71.866 bits)
M4957091 has a factor: 4192381170441499898879 (71.828 bits)
M1206587 has a factor: 3486965849113686838511 (71.562 bits)
M6331469 has a factor: 3483328582272463493623 (71.561 bits)
M5633087 has a factor: 1383077372784551625943 (70.228 bits)
M1200167 has a factor: 1122584679584668870567 (69.927 bits)
M1210639 has a factor: 768576212779490700671 (69.381 bits)
M6116687 has a factor: 691708043093727485471 (69.229 bits)
M800407 has a factor: 656535430221378284177 (69.153 bits)
M5588069 has a factor: 268065611103983791073 (67.861 bits)
M6030763 has a factor: 86704716973901773577 (66.233 bits)
M800537 has a factor: 76444280475768466529 (66.051 bits)
M1210393 has a factor: 54492643477411915151 (65.563 bits)
M1207001 has a factor: 41740343428137660071 (65.178 bits)
M6095449 has a factor: 38510913064135979729 (65.062 bits)
M1212047 has a factor: 38064105373351002937 (65.045 bits)
M6299803 has a factor: 32911736077861930633 (64.835 bits)
M1200467 has a factor: 27479954691884396711 (64.575 bits)
M6109399 has a factor: 17283423971257639049 (63.906 bits)
M1206043 has a factor: 17200872677046012161 (63.899 bits)
M1204783 has a factor: 7814990313744226849 (62.761 bits)
M1273957 has a factor: 5940027075777881111 (62.365 bits)
M1205731 has a factor: 3678809091277937807 (61.674 bits)

For copy-paste to forum:

[M]M2269[/M] has a 181.762-bit (55-digit) factor: [url=https://www.mersenne.ca/M2269]5198395892876421104415109549087087419559080537214372111[/url] (ECM)
[M]M6211[/M] has a 179.535-bit (55-digit) factor: [url=https://www.mersenne.ca/M6211]1110196860540711188306812523817624319633363099818286801[/url] (ECM)
[M]M3593[/M] has a 161.301-bit (49-digit) factor: [url=https://www.mersenne.ca/M3593]3602225914850036238001827277572728481310994794079[/url] (ECM,B1=110000000,B2=11000000000)
[M]M3253[/M] has a 139.695-bit (43-digit) factor: [url=https://www.mersenne.ca/M3253]1127855884305312455278547118213151823780351[/url] (ECM,B1=11000000,B2=1100000000)
[M]M3583[/M] has a 139.569-bit (43-digit) factor: [url=https://www.mersenne.ca/M3583]1034128732746609919900875125914028569751927[/url] (ECM,B1=11000000,B2=1100000000)
[M]M3221[/M] has a 137.216-bit (42-digit) factor: [url=https://www.mersenne.ca/M3221]202410492886397889245888850954722129603729[/url] (ECM,B1=11000000,B2=1100000000)
[M]M3527[/M] has a 133.965-bit (41-digit) factor: [url=https://www.mersenne.ca/M3527]21255739256743241075416068643686404008919[/url] (ECM,B1=11000000,B2=1100000000)
[M]M3347[/M] has a 132.527-bit (40-digit) factor: [url=https://www.mersenne.ca/M3347]7842496055169286411917637286180740326121[/url] (ECM,B1=11000000,B2=1100000000)
[M]M3323[/M] has a 131.495-bit (40-digit) factor: [url=https://www.mersenne.ca/M3323]3836386129806878405138356386460933977607[/url] (ECM,B1=11000000,B2=1100000000)
[M]M25819[/M] has a 124.040-bit (38-digit) factor: [url=https://www.mersenne.ca/M25819]21858867202710159482407310786686916359[/url] (ECM)
[M]M59051[/M] has a 118.810-bit (36-digit) factor: [url=https://www.mersenne.ca/M59051]582403246889590074463049888399160337[/url] (ECM)
[M]M25583[/M] has a 113.496-bit (35-digit) factor: [url=https://www.mersenne.ca/M25583]14646612745411755951013468823286577[/url] (ECM)
[M]M59387[/M] has a 101.148-bit (31-digit) factor: [url=https://www.mersenne.ca/M59387]2809101466545960947345154082327[/url] (ECM)
[M]M6089731[/M] has a 89.632-bit (27-digit) factor: [url=https://www.mersenne.ca/M6089731]958947048250910785987404433[/url] (ECM)
[M]M1200139[/M] has a 86.645-bit (27-digit) factor: [url=https://www.mersenne.ca/M1200139]121019648511156195918645713[/url] (ECM)
[M]M100549[/M] has a 84.626-bit (26-digit) factor: [url=https://www.mersenne.ca/M100549]29859665209791451523456393[/url] (ECM)
[M]M100741[/M] has a 82.881-bit (25-digit) factor: [url=https://www.mersenne.ca/M100741]8907357655236967395952729[/url] (ECM)
[M]M2558203[/M] has a 80.239-bit (25-digit) factor: [url=https://www.mersenne.ca/M2558203]1426838864532133513957871[/url] (ECM)
[M]M1209379[/M] has a 77.021-bit (24-digit) factor: [url=https://www.mersenne.ca/M1209379]153293214647906195401711[/url] (ECM)
[M]M800897[/M] has a 74.435-bit (23-digit) factor: [url=https://www.mersenne.ca/M800897]25539812446679304794087[/url] (ECM)
[M]M1202507[/M] has a 74.317-bit (23-digit) factor: [url=https://www.mersenne.ca/M1202507]23524619534005914650047[/url] (ECM)
[M]M6208541[/M] has a 72.033-bit (22-digit) factor: [url=https://www.mersenne.ca/M6208541]4832926122350108569993[/url] (ECM)
[M]M6326641[/M] has a 71.866-bit (22-digit) factor: [url=https://www.mersenne.ca/M6326641]4302371479209223476247[/url] (ECM)
[M]M4957091[/M] has a 71.828-bit (22-digit) factor: [url=https://www.mersenne.ca/M4957091]4192381170441499898879[/url] (ECM)
[M]M1206587[/M] has a 71.562-bit (22-digit) factor: [url=https://www.mersenne.ca/M1206587]3486965849113686838511[/url] (ECM)
[M]M6331469[/M] has a 71.561-bit (22-digit) factor: [url=https://www.mersenne.ca/M6331469]3483328582272463493623[/url] (ECM)
[M]M5633087[/M] has a 70.228-bit (22-digit) factor: [url=https://www.mersenne.ca/M5633087]1383077372784551625943[/url] (ECM)
[M]M1200167[/M] has a 69.927-bit (22-digit) factor: [url=https://www.mersenne.ca/M1200167]1122584679584668870567[/url] (ECM)
[M]M1210639[/M] has a 69.381-bit (21-digit) factor: [url=https://www.mersenne.ca/M1210639]768576212779490700671[/url] (ECM)
[M]M6116687[/M] has a 69.229-bit (21-digit) factor: [url=https://www.mersenne.ca/M6116687]691708043093727485471[/url] (ECM)
[M]M800407[/M] has a 69.153-bit (21-digit) factor: [url=https://www.mersenne.ca/M800407]656535430221378284177[/url] (ECM)
[M]M5588069[/M] has a 67.861-bit (21-digit) factor: [url=https://www.mersenne.ca/M5588069]268065611103983791073[/url] (ECM)
[M]M6030763[/M] has a 66.233-bit (20-digit) factor: [url=https://www.mersenne.ca/M6030763]86704716973901773577[/url] (ECM)
[M]M800537[/M] has a 66.051-bit (20-digit) factor: [url=https://www.mersenne.ca/M800537]76444280475768466529[/url] (ECM)
[M]M1210393[/M] has a 65.563-bit (20-digit) factor: [url=https://www.mersenne.ca/M1210393]54492643477411915151[/url] (ECM)
[M]M1207001[/M] has a 65.178-bit (20-digit) factor: [url=https://www.mersenne.ca/M1207001]41740343428137660071[/url] (ECM)
[M]M6095449[/M] has a 65.062-bit (20-digit) factor: [url=https://www.mersenne.ca/M6095449]38510913064135979729[/url] (ECM)
[M]M1212047[/M] has a 65.045-bit (20-digit) factor: [url=https://www.mersenne.ca/M1212047]38064105373351002937[/url] (ECM)
[M]M6299803[/M] has a 64.835-bit (20-digit) factor: [url=https://www.mersenne.ca/M6299803]32911736077861930633[/url] (ECM)
[M]M1200467[/M] has a 64.575-bit (20-digit) factor: [url=https://www.mersenne.ca/M1200467]27479954691884396711[/url] (ECM)
[M]M6109399[/M] has a 63.906-bit (20-digit) factor: [url=https://www.mersenne.ca/M6109399]17283423971257639049[/url] (ECM)
[M]M1206043[/M] has a 63.899-bit (20-digit) factor: [url=https://www.mersenne.ca/M1206043]17200872677046012161[/url] (ECM)
[M]M1204783[/M] has a 62.761-bit (19-digit) factor: [url=https://www.mersenne.ca/M1204783]7814990313744226849[/url] (ECM)
[M]M1273957[/M] has a 62.365-bit (19-digit) factor: [url=https://www.mersenne.ca/M1273957]5940027075777881111[/url] (ECM)
[M]M1205731[/M] has a 61.674-bit (19-digit) factor: [url=https://www.mersenne.ca/M1205731]3678809091277937807[/url] (ECM)

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 eteo	nfs	ecm	p-1	p+1	any
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Top ECM factors of Mersenne numbers

Top ECM factors of all time for eteo

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	eteo	2269	5198395892876421104415109549087087419559080537214372111	55	181.762	2009-04-21
2	eteo	6211	1110196860540711188306812523817624319633363099818286801	55	179.535	2009-06-25
3	eteo	3593	3602225914850036238001827277572728481310994794079	49	161.301	2018-11-06
4	eteo	3253	1127855884305312455278547118213151823780351	43	139.695	2018-11-18
5	eteo	3583	1034128732746609919900875125914028569751927	43	139.569	2018-10-22
6	eteo	3221	202410492886397889245888850954722129603729	42	137.216	2018-11-18
7	eteo	3527	21255739256743241075416068643686404008919	41	133.965	2018-11-01
8	eteo	3347	7842496055169286411917637286180740326121	40	132.527	2018-11-13
9	eteo	3323	3836386129806878405138356386460933977607	40	131.495	2018-11-12
10	eteo	25819	21858867202710159482407310786686916359	38	124.040	2009-03-20
11	eteo	59051	582403246889590074463049888399160337	36	118.810	2011-03-21
12	eteo	25583	14646612745411755951013468823286577	35	113.496	2009-03-18
13	eteo	59387	2809101466545960947345154082327	31	101.148	2011-02-14
14	eteo	6089731	958947048250910785987404433	27	89.632	2011-08-10
15	eteo	1200139	121019648511156195918645713	27	86.645	2011-03-14
16	eteo	100549	29859665209791451523456393	26	84.626	2009-03-18
17	eteo	100741	8907357655236967395952729	25	82.881	2009-03-22
18	eteo	2558203	1426838864532133513957871	25	80.239	2009-02-15
19	eteo	1209379	153293214647906195401711	24	77.021	2011-03-12
20	eteo	800897	25539812446679304794087	23	74.435	2009-03-20
21	eteo	1202507	23524619534005914650047	23	74.317	2011-03-08
22	eteo	6208541	4832926122350108569993	22	72.033	2011-09-19
23	eteo	6326641	4302371479209223476247	22	71.866	2011-11-01
24	eteo	4957091	4192381170441499898879	22	71.828	2010-05-28
25	eteo	1206587	3486965849113686838511	22	71.562	2011-03-13
26	eteo	6331469	3483328582272463493623	22	71.561	2011-11-04
27	eteo	5633087	1383077372784551625943	22	70.228	2011-03-08
28	eteo	1200167	1122584679584668870567	22	69.927	2011-03-03
29	eteo	1210639	768576212779490700671	21	69.381	2011-06-05
30	eteo	6116687	691708043093727485471	21	69.229	2011-08-19
31	eteo	800407	656535430221378284177	21	69.153	2009-03-17
32	eteo	5588069	268065611103983791073	21	67.861	2011-10-07
33	eteo	6030763	86704716973901773577	20	66.233	2011-07-22
34	eteo	800537	76444280475768466529	20	66.051	2009-03-17
35	eteo	1210393	54492643477411915151	20	65.563	2011-06-04
36	eteo	1207001	41740343428137660071	20	65.178	2011-03-14
37	eteo	6095449	38510913064135979729	20	65.062	2011-08-11
38	eteo	1212047	38064105373351002937	20	65.045	2011-06-06
39	eteo	6299803	32911736077861930633	20	64.835	2011-10-21
40	eteo	1200467	27479954691884396711	20	64.575	2011-03-04
41	eteo	6109399	17283423971257639049	20	63.906	2011-08-16
42	eteo	1206043	17200872677046012161	20	63.899	2011-03-11
43	eteo	1204783	7814990313744226849	19	62.761	2011-03-12
44	eteo	1273957	5940027075777881111	19	62.365	2011-01-07
45	eteo	1205731	3678809091277937807	19	61.674	2011-03-11