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

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MnStatusDetails
81950699Factored
FactorDigitsBitsDate
223931874408494448830227276596212870337120.82017-06-28 02:49:03
P-1 factors
DateFactorB1B2
2017-06-28223931874408494448830227276596212870373000014600000
History
DateUserTypeResult
2017-06-28Architects CubedF-PM1
Factor: 2239318744084944488302272765962128703
2016-11-20Brian BeuningNF
no factor from 2^74 to 2^75
2016-11-20Brian BeuningNF
no factor from 2^73 to 2^74
2016-08-171997rj7NF
no factor from 2^72 to 2^73
2016-08-171997rj7NF
no factor from 2^71 to 2^72
2011-03-11shaugeNF
no factor from 2^70 to 2^71
2011-03-11shaugeNF
no factor from 2^69 to 2^70
2011-03-11shaugeNF
no factor from 2^68 to 2^69
2011-03-11shaugeNF
no factor from 2^67 to 2^68
2011-03-11shaugeNF
no factor from 2^66 to 2^67
2011-03-02bzmNF
no factor from 2^65 to 2^66
2010-12-16Architects CubedNF
no factor from 2^64 to 2^65