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
56937271No factors below 274
P-1
B1=1 870 000
B2=50 000 000
LL
StatusDateUserResidueShift
Verified2015-03-01geitdaA1CEA1E645588FBF38906874
Verified2021-06-07RichD0A1CEA1E645588FBF49954706
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-12shubhamLL double-check0.0 % 2020-08-122020-09-21
2020-06-26-Anonymous-LL double-check0.0 % 2020-06-262020-08-05
2020-04-17-Anonymous-LL double-check0.0 % 2020-04-172020-05-27
2020-02-07-Anonymous-LL double-check0.0 % 2020-02-072020-03-18
2019-10-22-Anonymous-LL double-check0.0 % 2019-10-222019-12-01
2014-01-04-Anonymous-LL double-checkLL6.4 % 2014-01-232014-03-24
History
DateUserTypeResult
2021-06-07RichD0C-LLA1CEA1E645588FBF
2020-11-29EnsigmaNF-PM1B1=1870000, B2=50000000, e=12
2016-02-23Mark RoseNFno factor from 2^62 to 2^63
2015-03-01geitdaC-LLA1CEA1E645588FBF
2014-10-19LaurVNFno factor from 2^73 to 2^74
2014-01-04ktonyNFno factor from 2^72 to 2^73
2012-06-05-Anonymous-NF-PM1B1=695000
2012-05-31Kyle AskineNFno factor from 2^71 to 2^72
2011-11-04hellridergrNFno factor from 2^70 to 2^71
2011-09-25-Anonymous-NFno factor from 2^69 to 2^70
2011-04-19XyzzyNFno factor from 2^68 to 2^69
2009-12-09ScoutNFno factor from 2^67 to 2^68
2008-08-27Sturle SundeNFno factor from 2^66 to 2^67
2008-08-26Sturle SundeNFno factor from 2^65 to 2^66
2008-08-26Sturle SundeNFno factor from 2^64 to 2^65
2008-08-25Sturle SundeNFno factor from 2^63 to 2^64
2005-01-20ThomRuleyNFno factor to 2^62
2002-11-16-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