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
102679207Factored
FactorDigitsBitsDate
175659088202070492999694044972993.82021-02-16 07:15:07
P-1 factors
DateFactorB1B2
2021-02-161756590882020704929996940449785500017955000
History
DateUserTypeResult
2021-02-16Ben DeloF-PM1
Factor: 17565908820207049299969404497 / (P-1, B1=855000, B2=17955000, E=12)
2020-11-181997rj7NF
no factor from 2^75 to 2^76
2020-11-14ixfd64NF
no factor from 2^74 to 2^75
2020-03-31SRBaseNF
no factor from 2^73 to 2^74
2020-02-26el groccoNF
no factor from 2^72 to 2^73
2014-12-12shaugeNF
no factor from 2^71 to 2^72
2013-09-04RobishNF
no factor from 2^70 to 2^71
2013-09-02RobishNF
no factor from 2^69 to 2^70
2013-09-01RobishNF
no factor from 2^68 to 2^69
2013-08-30RobishNF
no factor from 2^67 to 2^68
2013-08-28RobishNF
no factor from 2^66 to 2^67
2012-04-24OS1NF
no factor from 2^65 to 2^66
2010-08-19Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-091997rj7NF
no factor from 2^63 to 2^64