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
57124453No factors below 274
P-1
B1=680 000
B2=19 380 000
LL
StatusDateUserResidueShift
Verified2015-03-121997rj74172D624BFC263B716541636
Verified2021-06-21RichD04172D624BFC263B77122850
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-02-Anonymous-LL double-check0.0 % 2020-08-022020-09-11
2020-05-06-Anonymous-LL double-check0.0 % 2020-05-062020-06-15
2020-02-11-Anonymous-LL double-check0.0 % 2020-02-112020-03-22
2019-11-06-Anonymous-LL double-check0.0 % 2019-11-082019-12-19
2014-01-19-Anonymous-LL double-checkLL0.0 % 2015-01-272014-04-27
History
DateUserTypeResult
2021-06-21RichD0C-LL4172D624BFC263B7
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2015-03-121997rj7C-LL4172D624BFC263B7
2014-10-28chalsallNFno factor from 2^73 to 2^74
2012-07-26Sebastian HornbostelNFno factor from 2^72 to 2^73
2011-12-21Simon HarrisonNFno factor from 2^71 to 2^72
2011-12-19ANONYMOUSNFno factor from 2^70 to 2^71
2011-11-12rduerrNFno factor from 2^68 to 2^70
2011-11-02LarryGNF-PM1B1=680000, B2=19380000
2009-09-30Angelo PapaNFno factor from 2^67 to 2^68
2009-01-10Larry LogoryNFno factor from 2^66 to 2^67
2009-01-09Sturle SundeNFno factor from 2^65 to 2^66
2009-01-09Sturle SundeNFno factor from 2^64 to 2^65
2008-10-03BoulderNFno factor from 2^63 to 2^64
2003-07-30Team Prime RibNFno factor to 2^60
2002-10-26-Anonymous-NFno factor to 2^58
2001-09-22-Anonymous-NFno factor to 2^57
2000-06-26-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-04-Anonymous-NFno factor to 2^53
1999-12-08-Anonymous-NFno factor to 2^53