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
57125161No factors below 274
P-1
B1=515 000
B2=8 368 750
LL
StatusDateUserResidueShift
Verified2012-11-21betacygni9304EA803FC0288113772194
Verified2021-06-21Jon Pace9304EA803FC0288121791611
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-17dmbeesonLL double-checkLL68.1 % 2020-08-312020-10-30
2020-05-06-Anonymous-LL double-checkLL2.2 % 2020-06-262020-08-05
2020-02-11-Anonymous-LL double-check0.0 % 2020-02-112020-03-22
2019-11-06-Anonymous-LL double-check0.0 % 2019-11-062019-12-16
History
DateUserTypeResult
2021-06-21Jon PaceC-LL9304EA803FC02881
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2012-11-21betacygniC-LL9304EA803FC02881
2012-08-16betacygniNF-PM1B1=515000, B2=8368750
2012-07-28Craig MeyersNFno factor from 2^72 to 2^73
2012-05-01garoNFno factor from 2^71 to 2^72
2012-05-01garoNFno factor from 2^70 to 2^71
2011-10-11-Anonymous-NFno factor from 2^69 to 2^70
2011-09-29-Anonymous-NFno factor from 2^68 to 2^69
2009-05-25SAHS Science DeptNFno factor from 2^67 to 2^68
2009-03-08ANONYMOUSNFno factor from 2^66 to 2^67
2009-03-05James HintzNFno factor from 2^65 to 2^66
2009-02-02James HintzNFno factor from 2^64 to 2^65
2008-10-14BoulderNFno 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