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

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MnStatusDetails
81109471Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8041441046702221086951501112789.42017-07-02 02:35:01
P-1 factors
DateFactorB1B2
2017-07-0280414410467022210869515011169000013972500
History
DateUserTypeResult
2017-07-02Sergey NosovF-PM1
Factor: 804144104670222108695150111 / (P-1, B1=690000, B2=13972500, E=12)
2016-11-18-Anonymous-NF
no factor from 2^74 to 2^75
2016-11-13-Anonymous-NF
no factor from 2^73 to 2^74
2016-01-23garoNF
no factor from 2^72 to 2^73
2016-01-23garoNF
no factor from 2^71 to 2^72
2013-06-08processinfoNF
no factor from 2^70 to 2^71
2013-02-19Charles A. MorrisNF
no factor from 2^69 to 2^70
2013-02-15davidb_KSNF
no factor from 2^68 to 2^69
2013-02-11C.D.B.NF
no factor from 2^67 to 2^68
2013-01-26JMGarciaNF
no factor from 2^66 to 2^67
2011-03-02primelNF
no factor from 2^65 to 2^66
2010-12-12Architects CubedNF
no factor from 2^64 to 2^65