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

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Exponent Range:
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MnStatusDetails
65428453No factors below 276
P-1
B1=670 000
B2=15 745 000
LL
StatusDateUserResidueShift
Unverified2016-01-14Stixxy0E25DA92D5843E__19196445
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2021-06-22-Anonymous-LL double-check0.0 % 2021-06-222021-08-01
2014-01-18-Anonymous-LL double-checkLL29.3 % 2015-05-032015-07-02
History
DateUserTypeResult
2020-06-01-Anonymous-NFno factor from 2^75 to 2^76
2016-03-27Mark RoseNFno factor from 2^60 to 2^63
2016-01-14StixxyC-LL0E25DA92D5843E__
2015-07-05Gordon SpenceNFno factor from 2^74 to 2^75
2014-01-17Jerry HallettNFno factor from 2^73 to 2^74
2014-01-15Jerry HallettNFno factor from 2^72 to 2^73
2014-01-12TheJudgerNF-PM1B1=670000, B2=15745000, E=12
2013-12-11bayanneNFno factor from 2^71 to 2^72
2012-06-18MadPooNFno factor from 2^70 to 2^71
2012-01-23ITSNFno factor from 2^69 to 2^70
2009-11-22nbeyerNFno factor from 2^68 to 2^69
2009-11-12Gymnasium_RaublingNFno factor from 2^67 to 2^68
2009-11-08Alan NishiokaNFno factor from 2^66 to 2^67
2009-11-03Sturle SundeNFno factor from 2^65 to 2^66
2009-11-01piNFno factor from 2^64 to 2^65
2009-01-11Wojciech FlorekNFno factor from 2^63 to 2^64
2004-05-111997rj7NFno factor to 2^60
2003-11-08Gordon SpenceNFno factor to 2^59