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
81885841No factors below 275
P-1
B1=860 000
B2=23 220 000
LL
StatusDateUserResidueShift
Verified2019-01-01-Anonymous-1FF0A07990679DFE5056576
Verified2019-03-02Waki1FF0A07990679DFE80926157
PRP
StatusDateUserResidueShiftTypeBase
Unverified2018-12-30KrieselCA1A211842FD97__003
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2018-01-06LOCKELLL double-check0.0 % 2018-01-062018-07-05
History
DateUserTypeResult
2019-03-02WakiC-LL1FF0A07990679DFE
2019-01-01-Anonymous-C-LL1FF0A07990679DFE
2018-12-30KrieselNF-PM1B1=860000, B2=23220000
2018-12-30KrieselC-PRPCA1A211842FD97__
2016-09-25TheJudgerNF-PM1B1=695000, B2=14073750, E=12
2016-09-03AirSquirrelsNFno factor from 2^74 to 2^75
2016-09-03AirSquirrelsNFno factor from 2^73 to 2^74
2016-07-23BdotNFno factor from 2^72 to 2^73
2016-07-23BdotNFno factor from 2^71 to 2^72
2011-03-03steinrarNFno factor from 2^70 to 2^71
2011-03-03steinrarNFno factor from 2^69 to 2^70
2011-03-03steinrarNFno factor from 2^68 to 2^69
2011-03-03steinrarNFno factor from 2^67 to 2^68
2011-03-03steinrarNFno factor from 2^65 to 2^67
2010-12-13Architects CubedNFno factor from 2^64 to 2^65