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

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MnStatusDetails
79640831Factored
FactorDigitsBitsDate
26828746187678030264686312581.22016-10-27 05:46:20
P-1 factors
DateFactorB1B2
2016-10-2726828746187678030264686316700000
History
DateUserTypeResult
2016-10-27Brian BeuningF-PM1
Factor: 2682874618767803026468631 / (P-1, B1=670000)
2016-09-021997rj7NF
no factor from 2^74 to 2^75
2016-09-021997rj7NF
no factor from 2^73 to 2^74
2016-08-28ixfd64NF
no factor from 2^72 to 2^73
2016-02-28GregNF
no factor from 2^71 to 2^72
2013-01-21frmarNF
no factor from 2^70 to 2^71
2011-02-26-Anonymous-NF
no factor from 2^69 to 2^70
2011-02-20-Anonymous-NF
no factor from 2^68 to 2^69
2011-02-17tmorrowNF
no factor from 2^67 to 2^68
2011-02-13tmorrowNF
no factor from 2^66 to 2^67
2011-02-10frolyarNF
no factor from 2^65 to 2^66
2010-11-29Architects CubedNF
no factor from 2^64 to 2^65
2009-05-28Architects CubedNF
no factor from 2^63 to 2^64