Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
92596061Factored
FactorDigitsBitsDate
5497217077480576110360200006327113416199341135.32019-08-18 09:36:34
P-1 factors
DateFactorB1B2
2019-08-18549721707748057611036020000632711341619937050000
History
DateUserTypeResult
2019-08-18Ryan PropperF-PM1
Factor: 54972170774805761103602000063271134161993 / (P-1, B1=705000)
2019-06-131997rj7NF
no factor from 2^76 to 2^77
2019-05-29penluNF
no factor from 2^75 to 2^76
2019-05-29penluNF
no factor from 2^74 to 2^75
2019-03-14gcardonaNF
no factor from 2^73 to 2^74
2019-01-21DerekNF
no factor from 2^72 to 2^73
2018-06-02HexaflexagonNF
no factor from 2^71 to 2^72
2014-09-12shaugeNF
no factor from 2^70 to 2^71
2014-05-08SMoffatNF
no factor from 2^69 to 2^70
2014-05-05SMoffatNF
no factor from 2^68 to 2^69
2014-05-03ANONYMOUSNF
no factor from 2^67 to 2^68
2014-04-13qwertyuio999NF
no factor from 2^66 to 2^67
2013-07-13David CampeauNF
no factor from 2^65 to 2^66
2011-01-10Architects CubedNF
no factor from 2^64 to 2^65