Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:
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MnStatusDetails
56691667No factors below 275
P-1
B1=1 000 000
B2=20 000 000
LL
StatusDateUserResidueShift
Verified2013-08-10Amazon EC2B6F1F8245342C82419257147
Verified2021-04-21-Anonymous-B6F1F8245342C82451441899
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-06-05ANONYMOUSLL double-check0.0 % 2020-06-052020-07-15
2020-04-13-Anonymous-LL double-check0.0 % 2020-04-132020-05-23
2020-02-02-Anonymous-LL double-checkLL0.2 % 2020-02-032020-03-14
2019-10-08-Anonymous-LL double-checkLL0.0 % 2019-10-112019-11-20
2019-03-11-Anonymous-LL double-check0.0 % 2019-03-112019-04-20
History
DateUserTypeResult
2021-04-21-Anonymous-C-LLB6F1F8245342C824
2020-04-02Sid & AndyNFno factor from 2^74 to 2^75
2018-11-21ktonyNFno factor from 2^73 to 2^74
2018-10-03Sid & AndyNF-PM1B1=1000000, B2=20000000, E=6
2016-02-23Mark RoseNFno factor from 2^61 to 2^63
2015-12-28-Anonymous-NFno factor from 2^72 to 2^73
2013-08-10Amazon EC2C-LLB6F1F8245342C824
2012-08-25hustensaftNF-PM1B1=265000, B2=4703750, E=6
2012-06-13Patrik JohanssonNFno factor from 2^71 to 2^72
2011-09-12JJMcKayNFno factor from 2^70 to 2^71
2011-08-30HighPriceRanchNFno factor from 2^69 to 2^70
2011-07-25turboscholzNFno factor from 2^68 to 2^69
2009-05-24PerendieNFno factor from 2^67 to 2^68
2008-08-05Sturle SundeNFno factor from 2^66 to 2^67
2008-08-05Sturle SundeNFno factor from 2^65 to 2^66
2008-08-04Sturle SundeNFno factor from 2^64 to 2^65
2008-08-03Sturle SundeNFno factor from 2^63 to 2^64
2004-01-27ThomRuleyNFno factor to 2^61
2002-10-26-Anonymous-NFno factor to 2^58
2001-09-30-Anonymous-NFno factor to 2^57
2000-06-28-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-19-Anonymous-NFno factor to 2^53
1999-12-23-Anonymous-NFno factor to 2^53