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
63756541TF
No factors below 275
TF target 274
P-1
B1 = 575000
B2 = 11356250
LL
StatusDateUserResidueShift
Verified2015-12-231997rj78100A05ABE96E4FE35704814
Verified2023-02-16Sergey Nosov8100A05ABE96E4FE16785669
History
DateUserTypeResult
2023-02-16Sergey NosovC-LL
8100A05ABE96E4FE
2019-10-23Jon PaceNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2015-12-231997rj7C-LL
8100A05ABE96E4FE
2013-10-13TheJudgerNF-PM1
B1=575000, B2=11356250, E=12
2013-10-04RichD0NF
no factor from 2^73 to 2^74
2013-07-31TheJudgerNF
no factor from 2^72 to 2^73
2013-07-31TheJudgerNF
no factor from 2^71 to 2^72
2012-08-20RobertNNF
no factor from 2^70 to 2^71
2012-01-13Ilya S. SapytskyNF
no factor from 2^69 to 2^70
2009-09-29Kelly LowderNF
no factor from 2^68 to 2^69
2009-09-17unconnectedNF
no factor from 2^67 to 2^68
2009-09-16id_warriorNF
no factor from 2^66 to 2^67
2009-09-12Sturle SundeNF
no factor from 2^65 to 2^66
2009-09-10Nathan EdingtonNF
no factor from 2^64 to 2^65
2009-02-26Wojciech FlorekNF
no factor from 2^63 to 2^64