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
57916087Factored
FactorDigitsBitsDate
1556323830720535798009372477.02012-11-27 03:43:32
P-1 factors
DateFactorB1B2
2012-11-2715563238307205357980093786000019350000
History
DateUserTypeResult
2022-06-29LordJuliusNF
no factor from 2^60 to 2^63
2012-11-27Jerry HallettF-PM1
Factor: 155632383072053579800937
2012-08-13Kyle AskineNF
no factor from 2^72 to 2^73
2012-06-13Craig MeyersNF
no factor from 2^71 to 2^72
2012-02-19Ethan O'ConnorNF
no factor from 2^70 to 2^71
2011-07-02-Anonymous-NF
no factor from 2^69 to 2^70
2011-04-26-Anonymous-NF
no factor from 2^68 to 2^69
2009-11-29-Anonymous-NF
no factor from 2^67 to 2^68
2009-03-16steinrarNF
no factor from 2^66 to 2^67
2009-03-15steinrarNF
no factor from 2^65 to 2^66
2009-03-14steinrarNF
no factor from 2^64 to 2^65
2009-03-13steinrarNF
no factor from 2^63 to 2^64