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
56295607No factors below 274
P-1
B1=545 000
B2=10 627 500
LL
StatusDateUserResidueShift
Verified2012-04-27Paul RispensFD1CA1ADE0C8A3E41630465
Verified2021-05-11Mark RoseFD1CA1ADE0C8A3E4997992
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-05-21-Anonymous-LL double-check0.0 % 2020-05-212020-06-30
2020-03-05-Anonymous-LL double-check0.0 % 2020-03-052020-04-14
2019-12-24-Anonymous-LL double-check0.0 % 2019-12-242020-02-02
2019-09-29-Anonymous-LL double-check0.0 % 2019-09-292019-11-08
2019-07-21-Anonymous-LL double-check0.0 % 2019-07-212019-08-30
2019-04-27-Anonymous-LL double-checkLL0.0 % 2019-04-272019-06-06
2019-01-18-Anonymous-LL double-check0.0 % 2019-01-182019-02-27
History
DateUserTypeResult
2021-05-11Mark RoseC-LLFD1CA1ADE0C8A3E4
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^58 to 2^63
2015-12-29-Anonymous-NFno factor from 2^72 to 2^73
2012-04-27Paul RispensC-LLFD1CA1ADE0C8A3E4
2011-11-19-Anonymous-NF-PM1B1=545000, B2=10627500
2011-11-12TheJudgerNFno factor from 2^70 to 2^72
2011-06-05GrunwalderGIMPNFno factor from 2^69 to 2^70
2011-04-20Ake TilanderNFno factor from 2^68 to 2^69
2009-05-23Dk SystemsNFno factor from 2^67 to 2^68
2008-07-16Sturle SundeNFno factor from 2^66 to 2^67
2008-07-15Sturle SundeNFno factor from 2^65 to 2^66
2008-07-15arnaudNFno factor from 2^64 to 2^65
2008-07-14Sturle SundeNFno factor from 2^63 to 2^64
2002-09-22-Anonymous-NFno factor to 2^58
2001-09-22-Anonymous-NFno factor to 2^57
2000-06-11-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-19-Anonymous-NFno factor to 2^53
1999-12-15-Anonymous-NFno factor to 2^53