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:










MnStatusDetails
56198677TF
No factors below 274
TF target 273
P-1
B1 = 540000
B2 = 7155000
LL
StatusDateUserResidueShift
Bad2012-01-08The Magic Forest2DFD9DF659A75C1444348877
Verified2014-03-29Torchwood InstituteDAD99A190748496B7501626
Verified2016-09-24AirSquirrelsDAD99A190748496B41353918
History
DateUserTypeResult
2019-02-01Architects CubedNF
no factor from 2^73 to 2^74
2016-09-24AirSquirrelsC-LL
DAD99A190748496B
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-03-29Torchwood InstituteC-LL
DAD99A190748496B
2014-03-06ChuckNF
no factor from 2^72 to 2^73
2012-05-02bcp19NF
no factor from 2^71 to 2^72
2012-01-08The Magic ForestC-LL
2DFD9DF659A75C14
2011-12-03The Magic ForestNF-PM1
B1=540000, B2=7155000
2011-08-09GrunwalderGIMPNF
no factor from 2^70 to 2^71
2011-07-22TheJudgerNF
no factor from 2^68 to 2^70
2009-11-18Kingoff AcupunctureNF
no factor from 2^67 to 2^68
2008-07-07Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-07Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-06Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-05Sturle SundeNF
no factor from 2^63 to 2^64