Mersenne ECM top factors

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M131221 has a factor: 130772063486423334552292406130967753 (116.655 bits)
M159631 has a factor: 491916799312442898674290126555897 (108.600 bits)
M130021 has a factor: 361825466603016288026761647796447 (108.157 bits)
M164653 has a factor: 102655748336112516783061991484481 (106.340 bits)
M5067407 has a factor: 31168866305847604278136117463 (94.654 bits)
M1902431 has a factor: 11861031492026775603111025097 (93.260 bits)
M3012221 has a factor: 1131210414748889932551067289 (89.870 bits)
M2139817 has a factor: 540927220788840630222993551 (88.806 bits)
M2278949 has a factor: 235018798915867201468281857 (87.603 bits)
M1755209 has a factor: 147534432670139838079298089 (86.931 bits)
M2952913 has a factor: 1014624978489253374945937 (79.747 bits)
M3284669 has a factor: 820081108576509962805097 (79.440 bits)
M2862337 has a factor: 57017462876510397437047 (75.594 bits)
M2851621 has a factor: 42219407870575926034769 (75.160 bits)
M7765267 has a factor: 17707578544520519277641 (73.907 bits)
M5224547 has a factor: 12268269107917834444177 (73.377 bits)
M2390057 has a factor: 7268269581726168108551 (72.622 bits)
M2945711 has a factor: 7088412649693965413657 (72.586 bits)
M8005721 has a factor: 5285358181006907412439 (72.162 bits)
M2890897 has a factor: 4438671935154650022769 (71.911 bits)
M3278987 has a factor: 1824167533714480499969 (70.628 bits)
M2940437 has a factor: 1630250474518378801223 (70.466 bits)
M11148569 has a factor: 1501897708947540184681 (70.347 bits)
M3707203 has a factor: 1141128045299833941137 (69.951 bits)
M2918873 has a factor: 733273913731301024039 (69.313 bits)
M2883887 has a factor: 593431751594611615897 (69.008 bits)
M5295193 has a factor: 475626935959758686911 (68.688 bits)
M7957291 has a factor: 335555162605182935783 (68.185 bits)
M4870919 has a factor: 89028500558949924289 (66.271 bits)

For copy-paste to forum:

[M]M131221[/M] has a 116.655-bit (36-digit) factor: [url=https://www.mersenne.ca/M131221]130772063486423334552292406130967753[/url] (ECM,B1=1000000,B2=100000000)
[M]M159631[/M] has a 108.600-bit (33-digit) factor: [url=https://www.mersenne.ca/M159631]491916799312442898674290126555897[/url] (ECM,B1=1000000,B2=100000000)
[M]M130021[/M] has a 108.157-bit (33-digit) factor: [url=https://www.mersenne.ca/M130021]361825466603016288026761647796447[/url] (ECM,B1=1000000,B2=100000000)
[M]M164653[/M] has a 106.340-bit (33-digit) factor: [url=https://www.mersenne.ca/M164653]102655748336112516783061991484481[/url] (ECM,B1=1000000,B2=100000000)
[M]M5067407[/M] has a 94.654-bit (29-digit) factor: [url=https://www.mersenne.ca/M5067407]31168866305847604278136117463[/url] (ECM,B1=50000,B2=5000000)
[M]M1902431[/M] has a 93.260-bit (29-digit) factor: [url=https://www.mersenne.ca/M1902431]11861031492026775603111025097[/url] (ECM,Sigma=3181646713556054)
[M]M3012221[/M] has a 89.870-bit (28-digit) factor: [url=https://www.mersenne.ca/M3012221]1131210414748889932551067289[/url] (ECM,B1=50000,B2=5000000,Sigma=2895326361471982)
[M]M2139817[/M] has a 88.806-bit (27-digit) factor: [url=https://www.mersenne.ca/M2139817]540927220788840630222993551[/url] (ECM,B1=50000,B2=5000000,Sigma=1824591434330595)
[M]M2278949[/M] has a 87.603-bit (27-digit) factor: [url=https://www.mersenne.ca/M2278949]235018798915867201468281857[/url] (ECM,B1=50000,B2=5000000,Sigma=1545890522037107)
[M]M1755209[/M] has a 86.931-bit (27-digit) factor: [url=https://www.mersenne.ca/M1755209]147534432670139838079298089[/url] (ECM,Sigma=2051610300033661)
[M]M2952913[/M] has a 79.747-bit (25-digit) factor: [url=https://www.mersenne.ca/M2952913]1014624978489253374945937[/url] (ECM,Sigma=4786971015413287)
[M]M3284669[/M] has a 79.440-bit (24-digit) factor: [url=https://www.mersenne.ca/M3284669]820081108576509962805097[/url] (ECM,B1=50000,B2=5000000)
[M]M2862337[/M] has a 75.594-bit (23-digit) factor: [url=https://www.mersenne.ca/M2862337]57017462876510397437047[/url] (ECM,Sigma=4076644146434703)
[M]M2851621[/M] has a 75.160-bit (23-digit) factor: [url=https://www.mersenne.ca/M2851621]42219407870575926034769[/url] (ECM,B1=50000,B2=5000000)
[M]M7765267[/M] has a 73.907-bit (23-digit) factor: [url=https://www.mersenne.ca/M7765267]17707578544520519277641[/url] (ECM,B1=50000,B2=5000000)
[M]M5224547[/M] has a 73.377-bit (23-digit) factor: [url=https://www.mersenne.ca/M5224547]12268269107917834444177[/url] (ECM,B1=50000,B2=5000000)
[M]M2390057[/M] has a 72.622-bit (22-digit) factor: [url=https://www.mersenne.ca/M2390057]7268269581726168108551[/url] (ECM,B1=50000,B2=5000000,Sigma=1199364621419071)
[M]M2945711[/M] has a 72.586-bit (22-digit) factor: [url=https://www.mersenne.ca/M2945711]7088412649693965413657[/url] (ECM,B1=50000,B2=5000000,Sigma=1827344647072711)
[M]M8005721[/M] has a 72.162-bit (22-digit) factor: [url=https://www.mersenne.ca/M8005721]5285358181006907412439[/url] (ECM,B1=50000,B2=5000000)
[M]M2890897[/M] has a 71.911-bit (22-digit) factor: [url=https://www.mersenne.ca/M2890897]4438671935154650022769[/url] (ECM,Sigma=864778495756320)
[M]M3278987[/M] has a 70.628-bit (22-digit) factor: [url=https://www.mersenne.ca/M3278987]1824167533714480499969[/url] (ECM,B1=50000,B2=5000000)
[M]M2940437[/M] has a 70.466-bit (22-digit) factor: [url=https://www.mersenne.ca/M2940437]1630250474518378801223[/url] (ECM,Sigma=2093897344986493)
[M]M11148569[/M] has a 70.347-bit (22-digit) factor: [url=https://www.mersenne.ca/M11148569]1501897708947540184681[/url] (ECM,B1=50000,B2=5000000)
[M]M3707203[/M] has a 69.951-bit (22-digit) factor: [url=https://www.mersenne.ca/M3707203]1141128045299833941137[/url] (ECM,B1=50000,B2=5000000)
[M]M2918873[/M] has a 69.313-bit (21-digit) factor: [url=https://www.mersenne.ca/M2918873]733273913731301024039[/url] (ECM,Sigma=7959044484990991)
[M]M2883887[/M] has a 69.008-bit (21-digit) factor: [url=https://www.mersenne.ca/M2883887]593431751594611615897[/url] (ECM,Sigma=8757852758467406)
[M]M5295193[/M] has a 68.688-bit (21-digit) factor: [url=https://www.mersenne.ca/M5295193]475626935959758686911[/url] (ECM,B1=50000,B2=5000000)
[M]M7957291[/M] has a 68.185-bit (21-digit) factor: [url=https://www.mersenne.ca/M7957291]335555162605182935783[/url] (ECM,B1=50000,B2=5000000)
[M]M4870919[/M] has a 66.271-bit (20-digit) factor: [url=https://www.mersenne.ca/M4870919]89028500558949924289[/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 Claude Portenier	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
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Top ECM factors of Mersenne numbers

Top ECM factors of all time for Claude Portenier

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	Claude Portenier	131221	130772063486423334552292406130967753	36	116.655	2017-02-07
2	Claude Portenier	159631	491916799312442898674290126555897	33	108.600	2016-11-15
3	Claude Portenier	130021	361825466603016288026761647796447	33	108.157	2016-09-11
4	Claude Portenier	164653	102655748336112516783061991484481	33	106.340	2016-11-10
5	Claude Portenier	5067407	31168866305847604278136117463	29	94.654	2017-07-16
6	Claude Portenier	1902431	11861031492026775603111025097	29	93.260	2019-12-04
7	Claude Portenier	3012221	1131210414748889932551067289	28	89.870	2021-09-04
8	Claude Portenier	2139817	540927220788840630222993551	27	88.806	2022-05-07
9	Claude Portenier	2278949	235018798915867201468281857	27	87.603	2022-04-18
10	Claude Portenier	1755209	147534432670139838079298089	27	86.931	2019-11-30
11	Claude Portenier	2952913	1014624978489253374945937	25	79.747	2019-10-14
12	Claude Portenier	3284669	820081108576509962805097	24	79.440	2019-02-11
13	Claude Portenier	2862337	57017462876510397437047	23	75.594	2019-05-17
14	Claude Portenier	2851621	42219407870575926034769	23	75.160	2019-04-11
15	Claude Portenier	7765267	17707578544520519277641	23	73.907	2018-07-11
16	Claude Portenier	5224547	12268269107917834444177	23	73.377	2017-12-15
17	Claude Portenier	2390057	7268269581726168108551	22	72.622	2022-01-11
18	Claude Portenier	2945711	7088412649693965413657	22	72.586	2022-04-21
19	Claude Portenier	8005721	5285358181006907412439	22	72.162	2018-12-01
20	Claude Portenier	2890897	4438671935154650022769	22	71.911	2020-11-26
21	Claude Portenier	3278987	1824167533714480499969	22	70.628	2019-02-05
22	Claude Portenier	2940437	1630250474518378801223	22	70.466	2019-09-16
23	Claude Portenier	11148569	1501897708947540184681	22	70.347	2017-03-15
24	Claude Portenier	3707203	1141128045299833941137	22	69.951	2017-06-10
25	Claude Portenier	2918873	733273913731301024039	21	69.313	2019-07-31
26	Claude Portenier	2883887	593431751594611615897	21	69.008	2019-06-15
27	Claude Portenier	5295193	475626935959758686911	21	68.688	2018-01-03
28	Claude Portenier	7957291	335555162605182935783	21	68.185	2018-11-01
29	Claude Portenier	4870919	89028500558949924289	20	66.271	2017-04-16