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

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MnStatusDetails
78534089Factored
FactorDigitsBitsDate
160314208814294669665843212683.72016-06-13 17:36:16
P-1 factors
DateFactorB1B2
2016-06-131603142088142946696658432166000013200000
History
DateUserTypeResult
2016-06-13Judge HaleF-PM1
Factor: 16031420881429466966584321 / (P-1, B1=660000, B2=13200000, E=12)
2016-06-06AirSquirrelsNF
no factor from 2^74 to 2^75
2016-06-06AirSquirrelsNF
no factor from 2^73 to 2^74
2016-06-03RichD0NF
no factor from 2^72 to 2^73
2015-07-27RichD0NF
no factor from 2^71 to 2^72
2014-02-23CSLatDDNF
no factor from 2^70 to 2^71
2010-11-24Craig MeyersNF
no factor from 2^69 to 2^70
2010-11-21Fred CireraNF
no factor from 2^68 to 2^69
2010-11-17Mark DeVirgilioNF
no factor from 2^67 to 2^68
2010-11-13GagadadaNF
no factor from 2^66 to 2^67
2010-11-07LarryGNF
no factor from 2^65 to 2^66
2010-11-04Francesco B.NF
no factor from 2^64 to 2^65