Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
85642621Factored
FactorDigitsBitsDate
80566314054248712072362341428001733109.32018-01-24 22:40:43
P-1 factors
DateFactorB1B2
2018-01-2480566314054248712072362341428001768500013357500
History
DateUserTypeResult
2018-01-24ky0urakuF-PM1
Factor: 805663140542487120723623414280017 / (P-1, B1=685000, B2=13357500, E=6)
2017-10-01TheJudgerNF
no factor from 2^75 to 2^76
2017-10-01TheJudgerNF
no factor from 2^74 to 2^75
2017-04-28-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-05Judge HaleNF
no factor from 2^72 to 2^73
2017-03-05Judge HaleNF
no factor from 2^71 to 2^72
2013-11-25g0bNF
no factor from 2^70 to 2^71
2013-08-21processinfoNF
no factor from 2^69 to 2^70
2013-08-19processinfoNF
no factor from 2^68 to 2^69
2013-06-17g0bNF
no factor from 2^67 to 2^68
2013-02-23csabaNF
no factor from 2^66 to 2^67
2012-08-23america64NF
no factor from 2^65 to 2^66
2010-11-27Architects CubedNF
no factor from 2^64 to 2^65