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
87000929No factors below 277
P-1
B1=990 000
B2=29 700 000
PRP
StatusDateUserResidueShiftTypeBase
Unverified2018-12-27Mihai PredaE7EA7DBFDB0C4F__043
Verified2019-11-30ATH935122CC899A9BAD013
Verified2020-06-28Kriesel935122CC899A9BAD5054345213
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2017-04-27Bruno VictalLL first test0.0 % 2017-06-272017-12-23
History
DateUserTypeResult
2020-09-03mikrNFno factor from 2^76 to 2^77
2020-06-28KrieselC-PRP935122CC899A9BAD
2020-06-22KrieselNF-PM1B1=320000, B2=5360000, E=6
2019-11-30ATHC-PRP935122CC899A9BAD
2018-12-27Mihai PredaC-PRPE7EA7DBFDB0C4F__
2017-04-14Mark RoseNFno factor from 2^75 to 2^76
2017-04-14Mark RoseNFno factor from 2^74 to 2^75
2017-04-14Mark RoseNFno factor from 2^73 to 2^74
2017-04-14Mark RoseNFno factor from 2^72 to 2^73
2017-04-14Mark RoseNFno factor from 2^71 to 2^72
2014-08-05timbitNF-PM1B1=990000, B2=29700000, E=6
2013-06-24frmarNFno factor from 2^70 to 2^71
2013-03-24Chang Chia-TcheNFno factor from 2^69 to 2^70
2013-03-22gregorNFno factor from 2^68 to 2^69
2013-03-17theunionNFno factor from 2^67 to 2^68
2013-03-08Freaks32NFno factor from 2^66 to 2^67
2012-03-14SpecOpUsNFno factor from 2^65 to 2^66
2010-11-14Architects CubedNFno factor from 2^64 to 2^65