Mersenne top factors

show/hide forum code

M588043 has a factor: 181527716709416369605498206847282156841 (127.093 bits)
M566107 has a factor: 3594253201022503641474269168182589401 (121.435 bits)
M652243 has a factor: 586864744699768815459143913291793 (108.855 bits)
M610681 has a factor: 92628571675292813027534293618111 (106.191 bits)
M615031 has a factor: 88058644310219076112788034695359 (106.118 bits)
M535481 has a factor: 6657107596052889594927316121657 (102.393 bits)
M570091 has a factor: 351480285121218797214907089743 (98.149 bits)
M549431 has a factor: 189130640496707684371434176047 (97.255 bits)
M550447 has a factor: 111916339772067803847037041313 (96.498 bits)
M577547 has a factor: 63986327851112743916776598983 (95.692 bits)
M656389 has a factor: 43330935008206425605151734743 (95.129 bits)
M572137 has a factor: 29488356853857214589778114647 (94.574 bits)
M594091 has a factor: 18395947350483329281081350713 (93.893 bits)
M611921 has a factor: 17313921487084950202109054527 (93.806 bits)
M641327 has a factor: 8922488295966805435375127609 (92.850 bits)
M581983 has a factor: 7830926021575033424921729753 (92.661 bits)
M545189 has a factor: 7584436064793982763360920039 (92.615 bits)
M616129 has a factor: 5836705581416908529131985887 (92.237 bits)
M649877 has a factor: 5007207667256869530004891399 (92.016 bits)
M585989 has a factor: 3404959728959134817966370791 (91.460 bits)
M577177 has a factor: 3385424932195728146796861857 (91.451 bits)
M635893 has a factor: 3017531830439618070196840399 (91.285 bits)
M665563 has a factor: 2267262281010916196904784487 (90.873 bits)
M527591 has a factor: 2122864242833178628075350841 (90.778 bits)
M566131 has a factor: 2115851544874809742941909937 (90.773 bits)
M567949 has a factor: 1907697268971817685853040969 (90.624 bits)
M595253 has a factor: 1822212541353820066642745599 (90.558 bits)
M566999 has a factor: 1579291062034046080797882751 (90.351 bits)
M691409 has a factor: 1388563826722245051273815671 (90.166 bits)
M650669 has a factor: 1176078120033598809883780697 (89.926 bits)
M653951 has a factor: 1131696133587906912412186831 (89.871 bits)
M526499 has a factor: 751349188107216717380351111 (89.280 bits)
M606379 has a factor: 717920327404235622440573057 (89.214 bits)
M631187 has a factor: 631174590963335425640878913 (89.028 bits)
M611137 has a factor: 352404170310781623968111951 (88.187 bits)
M635359 has a factor: 260631651473177429477667529 (87.752 bits)
M597757 has a factor: 250321896851326953053510209 (87.694 bits)
M583523 has a factor: 247490663110031210266971799 (87.678 bits)
M582083 has a factor: 191521303432588404724278239 (87.308 bits)
M566977 has a factor: 178601347018655879213942993 (87.207 bits)
M620183 has a factor: 104926792902169740385096919 (86.440 bits)
M603013 has a factor: 26494968706379477519256121 (84.454 bits)
M636539 has a factor: 18326012349613279050435793 (83.922 bits)
M568921 has a factor: 17609174335167518454652687 (83.865 bits)
M584981 has a factor: 14216194705194203393740063 (83.556 bits)
M603917 has a factor: 7904554959745408203471367 (82.709 bits)
M536719 has a factor: 7817678778123437235497753 (82.693 bits)
M612319 has a factor: 6214447986288452121455591 (82.362 bits)
M578041 has a factor: 5890149260784913791542159 (82.285 bits)
M545387 has a factor: 5106118967640595850455799 (82.079 bits)
M2314759 has a factor: 584185285928892082399729 (78.951 bits)
M585131 has a factor: 417542082709017258469271 (78.466 bits)
M2162323 has a factor: 32369441092413920864431 (74.777 bits)
M2020789 has a factor: 27895044727203296806057 (74.562 bits)

For copy-paste to forum:

[M]M588043[/M] has a 127.093-bit (39-digit) factor: [url=https://www.mersenne.ca/M588043]181527716709416369605498206847282156841[/url] (ECM)
[M]M566107[/M] has a 121.435-bit (37-digit) factor: [url=https://www.mersenne.ca/M566107]3594253201022503641474269168182589401[/url] (ECM)
[M]M652243[/M] has a 108.855-bit (33-digit) factor: [url=https://www.mersenne.ca/M652243]586864744699768815459143913291793[/url] (ECM)
[M]M610681[/M] has a 106.191-bit (32-digit) factor: [url=https://www.mersenne.ca/M610681]92628571675292813027534293618111[/url] (ECM)
[M]M615031[/M] has a 106.118-bit (32-digit) factor: [url=https://www.mersenne.ca/M615031]88058644310219076112788034695359[/url] (ECM)
[M]M535481[/M] has a 102.393-bit (31-digit) factor: [url=https://www.mersenne.ca/M535481]6657107596052889594927316121657[/url] (ECM)
[M]M570091[/M] has a 98.149-bit (30-digit) factor: [url=https://www.mersenne.ca/M570091]351480285121218797214907089743[/url] (ECM)
[M]M549431[/M] has a 97.255-bit (30-digit) factor: [url=https://www.mersenne.ca/M549431]189130640496707684371434176047[/url] (ECM)
[M]M550447[/M] has a 96.498-bit (30-digit) factor: [url=https://www.mersenne.ca/M550447]111916339772067803847037041313[/url] (ECM)
[M]M577547[/M] has a 95.692-bit (29-digit) factor: [url=https://www.mersenne.ca/M577547]63986327851112743916776598983[/url] (ECM)
[M]M656389[/M] has a 95.129-bit (29-digit) factor: [url=https://www.mersenne.ca/M656389]43330935008206425605151734743[/url] (ECM)
[M]M572137[/M] has a 94.574-bit (29-digit) factor: [url=https://www.mersenne.ca/M572137]29488356853857214589778114647[/url] (ECM)
[M]M594091[/M] has a 93.893-bit (29-digit) factor: [url=https://www.mersenne.ca/M594091]18395947350483329281081350713[/url] (ECM)
[M]M611921[/M] has a 93.806-bit (29-digit) factor: [url=https://www.mersenne.ca/M611921]17313921487084950202109054527[/url] (ECM)
[M]M641327[/M] has a 92.850-bit (28-digit) factor: [url=https://www.mersenne.ca/M641327]8922488295966805435375127609[/url] (ECM)
[M]M581983[/M] has a 92.661-bit (28-digit) factor: [url=https://www.mersenne.ca/M581983]7830926021575033424921729753[/url] (ECM)
[M]M545189[/M] has a 92.615-bit (28-digit) factor: [url=https://www.mersenne.ca/M545189]7584436064793982763360920039[/url] (ECM)
[M]M616129[/M] has a 92.237-bit (28-digit) factor: [url=https://www.mersenne.ca/M616129]5836705581416908529131985887[/url] (ECM)
[M]M649877[/M] has a 92.016-bit (28-digit) factor: [url=https://www.mersenne.ca/M649877]5007207667256869530004891399[/url] (ECM)
[M]M585989[/M] has a 91.460-bit (28-digit) factor: [url=https://www.mersenne.ca/M585989]3404959728959134817966370791[/url] (ECM)
[M]M577177[/M] has a 91.451-bit (28-digit) factor: [url=https://www.mersenne.ca/M577177]3385424932195728146796861857[/url] (ECM)
[M]M635893[/M] has a 91.285-bit (28-digit) factor: [url=https://www.mersenne.ca/M635893]3017531830439618070196840399[/url] (ECM)
[M]M665563[/M] has a 90.873-bit (28-digit) factor: [url=https://www.mersenne.ca/M665563]2267262281010916196904784487[/url] (ECM,B1=250000,B2=25000000,Sigma=5618967471528027)
[M]M527591[/M] has a 90.778-bit (28-digit) factor: [url=https://www.mersenne.ca/M527591]2122864242833178628075350841[/url] (ECM)
[M]M566131[/M] has a 90.773-bit (28-digit) factor: [url=https://www.mersenne.ca/M566131]2115851544874809742941909937[/url] (ECM)
[M]M567949[/M] has a 90.624-bit (28-digit) factor: [url=https://www.mersenne.ca/M567949]1907697268971817685853040969[/url] (ECM)
[M]M595253[/M] has a 90.558-bit (28-digit) factor: [url=https://www.mersenne.ca/M595253]1822212541353820066642745599[/url] (ECM)
[M]M566999[/M] has a 90.351-bit (28-digit) factor: [url=https://www.mersenne.ca/M566999]1579291062034046080797882751[/url] (ECM)
[M]M691409[/M] has a 90.166-bit (28-digit) factor: [url=https://www.mersenne.ca/M691409]1388563826722245051273815671[/url] (ECM)
[M]M650669[/M] has a 89.926-bit (28-digit) factor: [url=https://www.mersenne.ca/M650669]1176078120033598809883780697[/url] (ECM)
[M]M653951[/M] has a 89.871-bit (28-digit) factor: [url=https://www.mersenne.ca/M653951]1131696133587906912412186831[/url] (ECM)
[M]M526499[/M] has a 89.280-bit (27-digit) factor: [url=https://www.mersenne.ca/M526499]751349188107216717380351111[/url] (ECM)
[M]M606379[/M] has a 89.214-bit (27-digit) factor: [url=https://www.mersenne.ca/M606379]717920327404235622440573057[/url] (ECM)
[M]M631187[/M] has a 89.028-bit (27-digit) factor: [url=https://www.mersenne.ca/M631187]631174590963335425640878913[/url] (ECM)
[M]M611137[/M] has a 88.187-bit (27-digit) factor: [url=https://www.mersenne.ca/M611137]352404170310781623968111951[/url] (ECM)
[M]M635359[/M] has a 87.752-bit (27-digit) factor: [url=https://www.mersenne.ca/M635359]260631651473177429477667529[/url] (ECM,B1=250000,B2=25000000,Sigma=578738607805992)
[M]M597757[/M] has a 87.694-bit (27-digit) factor: [url=https://www.mersenne.ca/M597757]250321896851326953053510209[/url] (ECM)
[M]M583523[/M] has a 87.678-bit (27-digit) factor: [url=https://www.mersenne.ca/M583523]247490663110031210266971799[/url] (ECM)
[M]M582083[/M] has a 87.308-bit (27-digit) factor: [url=https://www.mersenne.ca/M582083]191521303432588404724278239[/url] (ECM)
[M]M566977[/M] has a 87.207-bit (27-digit) factor: [url=https://www.mersenne.ca/M566977]178601347018655879213942993[/url] (ECM)
[M]M620183[/M] has a 86.440-bit (27-digit) factor: [url=https://www.mersenne.ca/M620183]104926792902169740385096919[/url] (ECM)
[M]M603013[/M] has a 84.454-bit (26-digit) factor: [url=https://www.mersenne.ca/M603013]26494968706379477519256121[/url] (ECM)
[M]M636539[/M] has a 83.922-bit (26-digit) factor: [url=https://www.mersenne.ca/M636539]18326012349613279050435793[/url] (ECM,B1=250000,B2=25000000,Sigma=3658570760283631)
[M]M568921[/M] has a 83.865-bit (26-digit) factor: [url=https://www.mersenne.ca/M568921]17609174335167518454652687[/url] (ECM)
[M]M584981[/M] has a 83.556-bit (26-digit) factor: [url=https://www.mersenne.ca/M584981]14216194705194203393740063[/url] (ECM)
[M]M603917[/M] has a 82.709-bit (25-digit) factor: [url=https://www.mersenne.ca/M603917]7904554959745408203471367[/url] (ECM)
[M]M536719[/M] has a 82.693-bit (25-digit) factor: [url=https://www.mersenne.ca/M536719]7817678778123437235497753[/url] (ECM)
[M]M612319[/M] has a 82.362-bit (25-digit) factor: [url=https://www.mersenne.ca/M612319]6214447986288452121455591[/url] (ECM)
[M]M578041[/M] has a 82.285-bit (25-digit) factor: [url=https://www.mersenne.ca/M578041]5890149260784913791542159[/url] (ECM)
[M]M545387[/M] has a 82.079-bit (25-digit) factor: [url=https://www.mersenne.ca/M545387]5106118967640595850455799[/url] (ECM)
[M]M2314759[/M] has a 78.951-bit (24-digit) factor: [url=https://www.mersenne.ca/M2314759]584185285928892082399729[/url] (ECM)
[M]M585131[/M] has a 78.466-bit (24-digit) factor: [url=https://www.mersenne.ca/M585131]417542082709017258469271[/url] (ECM)
[M]M2162323[/M] has a 74.777-bit (23-digit) factor: [url=https://www.mersenne.ca/M2162323]32369441092413920864431[/url] (ECM)
[M]M2020789[/M] has a 74.562-bit (23-digit) factor: [url=https://www.mersenne.ca/M2020789]27895044727203296806057[/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 monsted	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 factors of Mersenne numbers

Top factors of all time for monsted

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	monsted	588043	181527716709416369605498206847282156841	39	127.093	2021-02-06
2	monsted	566107	3594253201022503641474269168182589401	37	121.435	2020-08-21
3	monsted	652243	586864744699768815459143913291793	33	108.855	2021-03-22
4	monsted	610681	92628571675292813027534293618111	32	106.191	2020-05-26
5	monsted	615031	88058644310219076112788034695359	32	106.118	2020-11-21
6	monsted	535481	6657107596052889594927316121657	31	102.393	2020-04-12
7	monsted	570091	351480285121218797214907089743	30	98.149	2019-12-24
8	monsted	549431	189130640496707684371434176047	30	97.255	2020-10-14
9	monsted	550447	111916339772067803847037041313	30	96.498	2021-01-01
10	monsted	577547	63986327851112743916776598983	29	95.692	2021-03-13
11	monsted	656389	43330935008206425605151734743	29	95.129	2021-03-06
12	monsted	572137	29488356853857214589778114647	29	94.574	2020-10-01
13	monsted	594091	18395947350483329281081350713	29	93.893	2020-08-02
14	monsted	611921	17313921487084950202109054527	29	93.806	2020-08-20
15	monsted	641327	8922488295966805435375127609	28	92.850	2021-01-31
16	monsted	581983	7830926021575033424921729753	28	92.661	2020-04-19
17	monsted	545189	7584436064793982763360920039	28	92.615	2020-06-08
18	monsted	616129	5836705581416908529131985887	28	92.237	2020-07-22
19	monsted	649877	5007207667256869530004891399	28	92.016	2021-01-13
20	monsted	585989	3404959728959134817966370791	28	91.460	2020-06-30
21	monsted	577177	3385424932195728146796861857	28	91.451	2020-01-04
22	monsted	635893	3017531830439618070196840399	28	91.285	2020-12-28
23	monsted	665563	2267262281010916196904784487	28	90.873	2021-06-26
24	monsted	527591	2122864242833178628075350841	28	90.778	2020-01-05
25	monsted	566131	2115851544874809742941909937	28	90.773	2020-01-08
26	monsted	567949	1907697268971817685853040969	28	90.624	2020-04-29
27	monsted	595253	1822212541353820066642745599	28	90.558	2020-04-20
28	monsted	566999	1579291062034046080797882751	28	90.351	2020-10-02
29	monsted	691409	1388563826722245051273815671	28	90.166	2021-04-19
30	monsted	650669	1176078120033598809883780697	28	89.926	2021-05-10
31	monsted	653951	1131696133587906912412186831	28	89.871	2021-02-07
32	monsted	526499	751349188107216717380351111	27	89.280	2020-01-16
33	monsted	606379	717920327404235622440573057	27	89.214	2021-02-14
34	monsted	631187	631174590963335425640878913	27	89.028	2021-04-10
35	monsted	611137	352404170310781623968111951	27	88.187	2020-10-26
36	monsted	635359	260631651473177429477667529	27	87.752	2021-06-02
37	monsted	597757	250321896851326953053510209	27	87.694	2020-04-04
38	monsted	583523	247490663110031210266971799	27	87.678	2020-03-20
39	monsted	582083	191521303432588404724278239	27	87.308	2020-01-28
40	monsted	566977	178601347018655879213942993	27	87.207	2020-07-25
41	monsted	620183	104926792902169740385096919	27	86.440	2020-08-17
42	monsted	603013	26494968706379477519256121	26	84.454	2020-11-06
43	monsted	636539	18326012349613279050435793	26	83.922	2021-06-06
44	monsted	568921	17609174335167518454652687	26	83.865	2020-01-25
45	monsted	584981	14216194705194203393740063	26	83.556	2020-11-13
46	monsted	603917	7904554959745408203471367	25	82.709	2020-08-15
47	monsted	536719	7817678778123437235497753	25	82.693	2020-08-12
48	monsted	612319	6214447986288452121455591	25	82.362	2020-12-14
49	monsted	578041	5890149260784913791542159	25	82.285	2020-02-14
50	monsted	545387	5106118967640595850455799	25	82.079	2020-06-02
51	monsted	2314759	584185285928892082399729	24	78.951	2019-10-28
52	monsted	585131	417542082709017258469271	24	78.466	2021-02-22
53	monsted	2162323	32369441092413920864431	23	74.777	2019-11-09
54	monsted	2020789	27895044727203296806057	23	74.562	2019-11-02