Mersenne ECM top factors

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M83621 has a factor: 350415918423517661715474499722683369441 (128.042 bits)
M73867 has a factor: 2437622011967185741937542654405991 (110.909 bits)
M704521 has a factor: 2167976820473936675200697250424087 (110.740 bits)
M4188857 has a factor: 17236463543192612285198625767377 (103.765 bits)
M184111 has a factor: 11274611505683308022349101552977 (103.153 bits)
M697397 has a factor: 9063851744869270329116505270383 (102.838 bits)
M947027 has a factor: 2488729035813686496864226062553 (100.973 bits)
M873017 has a factor: 392483390542411839124476107489 (98.309 bits)
M681493 has a factor: 306337198972066826537865959279 (97.951 bits)
M562147 has a factor: 262980561077859334633236297031 (97.731 bits)
M250259 has a factor: 7756917629147385999280835759 (92.648 bits)
M672151 has a factor: 6371270358962852152708374071 (92.364 bits)
M181891 has a factor: 5530096626636247236977996671 (92.159 bits)
M673639 has a factor: 2863593246946640225200838969 (91.210 bits)
M764719 has a factor: 1699717279596891527995562201 (90.457 bits)
M189061 has a factor: 1558500177506792920882838569 (90.332 bits)
M573851 has a factor: 1544960751860681271073683793 (90.320 bits)
M893359 has a factor: 1434688716445997309492284601 (90.213 bits)
M3041977 has a factor: 887510367308145314690830711 (89.520 bits)
M3001777 has a factor: 594766280020681870603782407 (88.942 bits)
M104827 has a factor: 226139319179490078464834023 (87.547 bits)
M179827 has a factor: 103822721998462007355549809 (86.424 bits)
M626917 has a factor: 67862927880262908878804783 (85.811 bits)
M597209 has a factor: 62906775859071791483313689 (85.701 bits)
M469769 has a factor: 31059482080910487856716601 (84.683 bits)
M1218421 has a factor: 30535188035919831047783711 (84.659 bits)
M1412227 has a factor: 22274634269607436830722681 (84.204 bits)
M1241951 has a factor: 19348102218120956457670631 (84.000 bits)
M879119 has a factor: 11958743614365807503349361 (83.306 bits)
M821441 has a factor: 11162688429128687240975951 (83.207 bits)
M1369393 has a factor: 11128265310017164110203431 (83.202 bits)
M1720711 has a factor: 7536737847885395999164481 (82.640 bits)
M626261 has a factor: 5774944234090039074673721 (82.256 bits)
M474499 has a factor: 4711734077021770664466617 (81.963 bits)
M1172461 has a factor: 2094001594055609732003071 (80.793 bits)
M859913 has a factor: 1896510918882847839660169 (80.650 bits)
M1432801 has a factor: 1690621388082829143811591 (80.484 bits)
M6000011 has a factor: 1130616185357423074286183 (79.903 bits)
M3812911 has a factor: 1124451506110524097067087 (79.895 bits)
M836497 has a factor: 970857808921944966341393 (79.684 bits)
M1393361 has a factor: 540076176812883186611753 (78.838 bits)
M2812189 has a factor: 455928695420805294476407 (78.593 bits)
M468899 has a factor: 281923513502789026322479 (77.900 bits)
M3049667 has a factor: 202588326040102577820631 (77.423 bits)
M866443 has a factor: 191410962534634822209233 (77.341 bits)
M3567233 has a factor: 91317383294886307533553 (76.273 bits)
M1403693 has a factor: 34733051044293961048927 (74.879 bits)
M1471007 has a factor: 19788676150682885693089 (74.067 bits)
M1394893 has a factor: 14740772366957921435471 (73.642 bits)
M2048779 has a factor: 12700161123741435898679 (73.427 bits)
M2516467 has a factor: 10340023285096795193759 (73.131 bits)
M2513363 has a factor: 9781869881934250210577 (73.051 bits)
M1402543 has a factor: 7494964952449434192679 (72.666 bits)
M1407247 has a factor: 1849596425737542398417 (70.648 bits)
M1368673 has a factor: 1642445241337116458969 (70.476 bits)
M1397999 has a factor: 1563420468892514612111 (70.405 bits)
M1427969 has a factor: 1183367850736052511449 (70.003 bits)
M3048679 has a factor: 1147998419764156818281 (69.960 bits)
M1382327 has a factor: 459282167451624619783 (68.638 bits)
M1391239 has a factor: 97031715608388035791 (66.395 bits)

For copy-paste to forum:

[M]M83621[/M] has a 128.042-bit (39-digit) factor: [url=https://www.mersenne.ca/M83621]350415918423517661715474499722683369441[/url] (ECM,Sigma=4271802211356853)
[M]M73867[/M] has a 110.909-bit (34-digit) factor: [url=https://www.mersenne.ca/M73867]2437622011967185741937542654405991[/url] (ECM,B1=1000000,B2=100000000)
[M]M704521[/M] has a 110.740-bit (34-digit) factor: [url=https://www.mersenne.ca/M704521]2167976820473936675200697250424087[/url] (ECM,B1=250000,B2=47599650,Sigma=1708292603579185)
[M]M4188857[/M] has a 103.765-bit (32-digit) factor: [url=https://www.mersenne.ca/M4188857]17236463543192612285198625767377[/url] (ECM,B1=50000,B2=5000000)
[M]M184111[/M] has a 103.153-bit (32-digit) factor: [url=https://www.mersenne.ca/M184111]11274611505683308022349101552977[/url] (ECM,Sigma=2896438730415688)
[M]M697397[/M] has a 102.838-bit (31-digit) factor: [url=https://www.mersenne.ca/M697397]9063851744869270329116505270383[/url] (ECM,B1=250000,B2=23250000,Sigma=6233557776964751)
[M]M947027[/M] has a 100.973-bit (31-digit) factor: [url=https://www.mersenne.ca/M947027]2488729035813686496864226062553[/url] (ECM,Sigma=4607864800949535)
[M]M873017[/M] has a 98.309-bit (30-digit) factor: [url=https://www.mersenne.ca/M873017]392483390542411839124476107489[/url] (ECM,Sigma=3701978854665065)
[M]M681493[/M] has a 97.951-bit (30-digit) factor: [url=https://www.mersenne.ca/M681493]306337198972066826537865959279[/url] (ECM,Sigma=4002877296278785)
[M]M562147[/M] has a 97.731-bit (30-digit) factor: [url=https://www.mersenne.ca/M562147]262980561077859334633236297031[/url] (ECM,Sigma=1691403984696506)
[M]M250259[/M] has a 92.648-bit (28-digit) factor: [url=https://www.mersenne.ca/M250259]7756917629147385999280835759[/url] (ECM,B1=16000,B2=2921135)
[M]M672151[/M] has a 92.364-bit (28-digit) factor: [url=https://www.mersenne.ca/M672151]6371270358962852152708374071[/url] (ECM,Sigma=1287986895578128)
[M]M181891[/M] has a 92.159-bit (28-digit) factor: [url=https://www.mersenne.ca/M181891]5530096626636247236977996671[/url] (ECM,Sigma=1137044243836857)
[M]M673639[/M] has a 91.210-bit (28-digit) factor: [url=https://www.mersenne.ca/M673639]2863593246946640225200838969[/url] (ECM,Sigma=4626678303073331)
[M]M764719[/M] has a 90.457-bit (28-digit) factor: [url=https://www.mersenne.ca/M764719]1699717279596891527995562201[/url] (ECM,Sigma=8286721201283142)
[M]M189061[/M] has a 90.332-bit (28-digit) factor: [url=https://www.mersenne.ca/M189061]1558500177506792920882838569[/url] (ECM,Sigma=6516647701960118)
[M]M573851[/M] has a 90.320-bit (28-digit) factor: [url=https://www.mersenne.ca/M573851]1544960751860681271073683793[/url] (ECM,Sigma=3382465195143985)
[M]M893359[/M] has a 90.213-bit (28-digit) factor: [url=https://www.mersenne.ca/M893359]1434688716445997309492284601[/url] (ECM,Sigma=8522735584788412)
[M]M3041977[/M] has a 89.520-bit (27-digit) factor: [url=https://www.mersenne.ca/M3041977]887510367308145314690830711[/url] (ECM,B1=50000,B2=5000000)
[M]M3001777[/M] has a 88.942-bit (27-digit) factor: [url=https://www.mersenne.ca/M3001777]594766280020681870603782407[/url] (ECM,B1=50000,B2=21618135,Sigma=4533752419587755)
[M]M104827[/M] has a 87.547-bit (27-digit) factor: [url=https://www.mersenne.ca/M104827]226139319179490078464834023[/url] (ECM,B1=250000,B2=25000000)
[M]M179827[/M] has a 86.424-bit (27-digit) factor: [url=https://www.mersenne.ca/M179827]103822721998462007355549809[/url] (ECM,Sigma=1746238639593017)
[M]M626917[/M] has a 85.811-bit (26-digit) factor: [url=https://www.mersenne.ca/M626917]67862927880262908878804783[/url] (ECM,Sigma=2912239191235736)
[M]M597209[/M] has a 85.701-bit (26-digit) factor: [url=https://www.mersenne.ca/M597209]62906775859071791483313689[/url] (ECM,Sigma=376119850717697)
[M]M469769[/M] has a 84.683-bit (26-digit) factor: [url=https://www.mersenne.ca/M469769]31059482080910487856716601[/url] (ECM,Sigma=3965130449279819)
[M]M1218421[/M] has a 84.659-bit (26-digit) factor: [url=https://www.mersenne.ca/M1218421]30535188035919831047783711[/url] (ECM,B1=50000,B2=5000000)
[M]M1412227[/M] has a 84.204-bit (26-digit) factor: [url=https://www.mersenne.ca/M1412227]22274634269607436830722681[/url] (ECM,B1=50000,B2=5000000)
[M]M1241951[/M] has a 84.000-bit (26-digit) factor: [url=https://www.mersenne.ca/M1241951]19348102218120956457670631[/url] (ECM,B1=50000,B2=5000000)
[M]M879119[/M] has a 83.306-bit (26-digit) factor: [url=https://www.mersenne.ca/M879119]11958743614365807503349361[/url] (ECM,Sigma=6490454497235485)
[M]M821441[/M] has a 83.207-bit (26-digit) factor: [url=https://www.mersenne.ca/M821441]11162688429128687240975951[/url] (ECM,Sigma=7944539133021820)
[M]M1369393[/M] has a 83.202-bit (26-digit) factor: [url=https://www.mersenne.ca/M1369393]11128265310017164110203431[/url] (ECM,B1=50000,B2=5000000)
[M]M1720711[/M] has a 82.640-bit (25-digit) factor: [url=https://www.mersenne.ca/M1720711]7536737847885395999164481[/url] (ECM,Sigma=898659193620635)
[M]M626261[/M] has a 82.256-bit (25-digit) factor: [url=https://www.mersenne.ca/M626261]5774944234090039074673721[/url] (ECM,Sigma=3961516772237123)
[M]M474499[/M] has a 81.963-bit (25-digit) factor: [url=https://www.mersenne.ca/M474499]4711734077021770664466617[/url] (ECM,Sigma=2917007282329332)
[M]M1172461[/M] has a 80.793-bit (25-digit) factor: [url=https://www.mersenne.ca/M1172461]2094001594055609732003071[/url] (ECM,B1=50000,B2=5000000)
[M]M859913[/M] has a 80.650-bit (25-digit) factor: [url=https://www.mersenne.ca/M859913]1896510918882847839660169[/url] (ECM,Sigma=579711602332149)
[M]M1432801[/M] has a 80.484-bit (25-digit) factor: [url=https://www.mersenne.ca/M1432801]1690621388082829143811591[/url] (ECM,B1=50000,B2=5000000)
[M]M6000011[/M] has a 79.903-bit (25-digit) factor: [url=https://www.mersenne.ca/M6000011]1130616185357423074286183[/url] (ECM,B1=5000,B2=500000)
[M]M3812911[/M] has a 79.895-bit (25-digit) factor: [url=https://www.mersenne.ca/M3812911]1124451506110524097067087[/url] (ECM,B1=50000,B2=5000000)
[M]M836497[/M] has a 79.684-bit (24-digit) factor: [url=https://www.mersenne.ca/M836497]970857808921944966341393[/url] (ECM,Sigma=7716141573519930)
[M]M1393361[/M] has a 78.838-bit (24-digit) factor: [url=https://www.mersenne.ca/M1393361]540076176812883186611753[/url] (ECM,B1=50000,B2=5000000)
[M]M2812189[/M] has a 78.593-bit (24-digit) factor: [url=https://www.mersenne.ca/M2812189]455928695420805294476407[/url] (ECM,B1=50000,B2=5000000)
[M]M468899[/M] has a 77.900-bit (24-digit) factor: [url=https://www.mersenne.ca/M468899]281923513502789026322479[/url] (ECM,Sigma=4901392139376)
[M]M3049667[/M] has a 77.423-bit (24-digit) factor: [url=https://www.mersenne.ca/M3049667]202588326040102577820631[/url] (ECM,B1=50000,B2=5000000)
[M]M866443[/M] has a 77.341-bit (24-digit) factor: [url=https://www.mersenne.ca/M866443]191410962534634822209233[/url] (ECM,Sigma=4893435010014164)
[M]M3567233[/M] has a 76.273-bit (23-digit) factor: [url=https://www.mersenne.ca/M3567233]91317383294886307533553[/url] (ECM,B1=50000,B2=31130190,Sigma=6530919474812161)
[M]M1403693[/M] has a 74.879-bit (23-digit) factor: [url=https://www.mersenne.ca/M1403693]34733051044293961048927[/url] (ECM,B1=50000,B2=5000000)
[M]M1471007[/M] has a 74.067-bit (23-digit) factor: [url=https://www.mersenne.ca/M1471007]19788676150682885693089[/url] (ECM,B1=50000,B2=5000000)
[M]M1394893[/M] has a 73.642-bit (23-digit) factor: [url=https://www.mersenne.ca/M1394893]14740772366957921435471[/url] (ECM,B1=50000,B2=5000000)
[M]M2048779[/M] has a 73.427-bit (23-digit) factor: [url=https://www.mersenne.ca/M2048779]12700161123741435898679[/url] (ECM,B1=50000,B2=5000000)
[M]M2516467[/M] has a 73.131-bit (23-digit) factor: [url=https://www.mersenne.ca/M2516467]10340023285096795193759[/url] (ECM,B1=50000,B2=5000000)
[M]M2513363[/M] has a 73.051-bit (22-digit) factor: [url=https://www.mersenne.ca/M2513363]9781869881934250210577[/url] (ECM,B1=50000,B2=5000000)
[M]M1402543[/M] has a 72.666-bit (22-digit) factor: [url=https://www.mersenne.ca/M1402543]7494964952449434192679[/url] (ECM,B1=50000,B2=5000000)
[M]M1407247[/M] has a 70.648-bit (22-digit) factor: [url=https://www.mersenne.ca/M1407247]1849596425737542398417[/url] (ECM,B1=50000,B2=5000000)
[M]M1368673[/M] has a 70.476-bit (22-digit) factor: [url=https://www.mersenne.ca/M1368673]1642445241337116458969[/url] (ECM,B1=50000,B2=5000000)
[M]M1397999[/M] has a 70.405-bit (22-digit) factor: [url=https://www.mersenne.ca/M1397999]1563420468892514612111[/url] (ECM,B1=50000,B2=5000000)
[M]M1427969[/M] has a 70.003-bit (22-digit) factor: [url=https://www.mersenne.ca/M1427969]1183367850736052511449[/url] (ECM,B1=50000,B2=5000000)
[M]M3048679[/M] has a 69.960-bit (22-digit) factor: [url=https://www.mersenne.ca/M3048679]1147998419764156818281[/url] (ECM,B1=50000,B2=5000000)
[M]M1382327[/M] has a 68.638-bit (21-digit) factor: [url=https://www.mersenne.ca/M1382327]459282167451624619783[/url] (ECM,B1=50000,B2=5000000)
[M]M1391239[/M] has a 66.395-bit (20-digit) factor: [url=https://www.mersenne.ca/M1391239]97031715608388035791[/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 storm5510	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 storm5510

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	storm5510	83621	350415918423517661715474499722683369441	39	128.042	2019-05-05
2	storm5510	73867	2437622011967185741937542654405991	34	110.909	2018-11-24
3	storm5510	704521	2167976820473936675200697250424087	34	110.740	2022-12-28
4	storm5510	4188857	17236463543192612285198625767377	32	103.765	2018-12-06
5	storm5510	184111	11274611505683308022349101552977	32	103.153	2019-09-11
6	storm5510	697397	9063851744869270329116505270383	31	102.838	2021-12-20
7	storm5510	947027	2488729035813686496864226062553	31	100.973	2019-10-05
8	storm5510	873017	392483390542411839124476107489	30	98.309	2019-09-04
9	storm5510	681493	306337198972066826537865959279	30	97.951	2019-06-21
10	storm5510	562147	262980561077859334633236297031	30	97.731	2020-09-16
11	storm5510	250259	7756917629147385999280835759	28	92.648	2018-11-12
12	storm5510	672151	6371270358962852152708374071	28	92.364	2021-02-25
13	storm5510	181891	5530096626636247236977996671	28	92.159	2019-06-07
14	storm5510	673639	2863593246946640225200838969	28	91.210	2019-06-15
15	storm5510	764719	1699717279596891527995562201	28	90.457	2019-06-02
16	storm5510	189061	1558500177506792920882838569	28	90.332	2019-07-03
17	storm5510	573851	1544960751860681271073683793	28	90.320	2020-11-08
18	storm5510	893359	1434688716445997309492284601	28	90.213	2019-06-13
19	storm5510	3041977	887510367308145314690830711	27	89.520	2017-08-27
20	storm5510	3001777	594766280020681870603782407	27	88.942	2023-09-25
21	storm5510	104827	226139319179490078464834023	27	87.547	2017-12-08
22	storm5510	179827	103822721998462007355549809	27	86.424	2019-07-01
23	storm5510	626917	67862927880262908878804783	26	85.811	2020-11-02
24	storm5510	597209	62906775859071791483313689	26	85.701	2020-11-06
25	storm5510	469769	31059482080910487856716601	26	84.683	2019-06-14
26	storm5510	1218421	30535188035919831047783711	26	84.659	2017-08-26
27	storm5510	1412227	22274634269607436830722681	26	84.204	2018-10-11
28	storm5510	1241951	19348102218120956457670631	26	84.0004	2018-10-17
29	storm5510	879119	11958743614365807503349361	26	83.306	2019-09-02
30	storm5510	821441	11162688429128687240975951	26	83.207	2019-05-22
31	storm5510	1369393	11128265310017164110203431	26	83.202	2017-11-12
32	storm5510	1720711	7536737847885395999164481	25	82.640	2019-07-06
33	storm5510	626261	5774944234090039074673721	25	82.256	2020-11-02
34	storm5510	474499	4711734077021770664466617	25	81.963	2019-05-20
35	storm5510	1172461	2094001594055609732003071	25	80.793	2017-08-25
36	storm5510	859913	1896510918882847839660169	25	80.650	2019-09-12
37	storm5510	1432801	1690621388082829143811591	25	80.484	2017-11-18
38	storm5510	6000011	1130616185357423074286183	25	79.903	2018-11-23
39	storm5510	3812911	1124451506110524097067087	25	79.895	2017-08-25
40	storm5510	836497	970857808921944966341393	24	79.684	2019-06-02
41	storm5510	1393361	540076176812883186611753	24	78.838	2018-09-22
42	storm5510	2812189	455928695420805294476407	24	78.593	2017-08-25
43	storm5510	468899	281923513502789026322479	24	77.900	2019-05-28
44	storm5510	3049667	202588326040102577820631	24	77.423	2017-09-03
45	storm5510	866443	191410962534634822209233	24	77.341	2019-07-02
46	storm5510	3567233	91317383294886307533553	23	76.273	2023-08-20
47	storm5510	1403693	34733051044293961048927	23	74.879	2018-10-13
48	storm5510	1471007	19788676150682885693089	23	74.067	2018-10-18
49	storm5510	1394893	14740772366957921435471	23	73.642	2017-11-14
50	storm5510	2048779	12700161123741435898679	23	73.427	2018-10-09
51	storm5510	2516467	10340023285096795193759	23	73.131	2018-01-14
52	storm5510	2513363	9781869881934250210577	22	73.051	2018-01-12
53	storm5510	1402543	7494964952449434192679	22	72.666	2017-11-15
54	storm5510	1407247	1849596425737542398417	22	70.648	2017-11-16
55	storm5510	1368673	1642445241337116458969	22	70.476	2018-09-21
56	storm5510	1397999	1563420468892514612111	22	70.405	2017-11-15
57	storm5510	1427969	1183367850736052511449	22	70.003	2017-11-18
58	storm5510	3048679	1147998419764156818281	22	69.960	2017-09-01
59	storm5510	1382327	459282167451624619783	21	68.638	2017-11-14
60	storm5510	1391239	97031715608388035791	20	66.395	2017-11-14