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
56752879TF
No factors below 274
TF target 273
P-1
B1 = 595000
B2 = 12643750
LL
StatusDateUserResidueShift
Bad2012-03-15Steve McDermottDB62B97E1FB735921097551
Verified2013-04-16Wolfgang StegerA1AE69FDAA3FF22910536283
Verified2016-03-22MadPooA1AE69FDAA3FF2294594572
History
DateUserTypeResult
2019-02-15Architects CubedNF
no factor from 2^73 to 2^74
2016-03-22MadPooC-LL
A1AE69FDAA3FF229
2016-02-23Mark RoseNF
no factor from 2^61 to 2^63
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2013-04-16Wolfgang StegerC-LL
A1AE69FDAA3FF229
2012-06-17TheJudgerNF
no factor from 2^71 to 2^72
2012-03-15Steve McDermottC-LL
DB62B97E1FB73592
2011-12-01Steve McDermottNF-PM1
B1=595000, B2=12643750
2011-09-04Per JessenNF
no factor from 2^70 to 2^71
2011-06-11subgeniusNF
no factor from 2^69 to 2^70
2011-04-17Ralf ReckerNF
no factor from 2^68 to 2^69
2009-05-22KonradNF
no factor from 2^67 to 2^68
2008-08-10Sturle SundeNF
no factor from 2^66 to 2^67
2008-08-09Sturle SundeNF
no factor from 2^65 to 2^66
2008-08-09James HeinrichNF
no factor from 2^64 to 2^65
2008-08-08Sturle SundeNF
no factor from 2^63 to 2^64