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

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MnStatusDetails
80591831Factored
FactorDigitsBitsDate
1319746431068686187538492476.82017-02-01 15:27:26
P-1 factors
DateFactorB1B2
2017-02-011319746431068686187538496800000
History
DateUserTypeResult
2017-02-01bamF-PM1
Factor: 131974643106868618753849 / (P-1, B1=680000)
2016-10-23dh1NF
no factor from 2^74 to 2^75
2016-10-22Judge HaleNF
no factor from 2^73 to 2^74
2016-05-23BdotNF
no factor from 2^72 to 2^73
2016-05-23BdotNF
no factor from 2^71 to 2^72
2013-10-30timc995NF
no factor from 2^70 to 2^71
2013-02-03sasablNF
no factor from 2^69 to 2^70
2013-01-31sasablNF
no factor from 2^68 to 2^69
2013-01-29Balazs HegyiNF
no factor from 2^67 to 2^68
2013-01-25GrunwalderGIMPNF
no factor from 2^66 to 2^67
2011-03-30carlos56NF
no factor from 2^65 to 2^66
2010-12-10Architects CubedNF
no factor from 2^64 to 2^65