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
63095639Factored
FactorDigitsBitsDate
705564715113778710076572375.92013-05-25 15:45:46
P-1 factors
DateFactorB1B2
2013-05-257055647151137787100765756500011158750
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-05-25Norman LeyF-PM1
Factor: 70556471511377871007657
2013-04-11Jerry HallettNF
no factor from 2^73 to 2^74
2013-04-11Jerry HallettNF
no factor from 2^72 to 2^73
2013-04-11Jerry HallettNF
no factor from 2^71 to 2^72
2012-06-04ANONYMOUSNF
no factor from 2^70 to 2^71
2011-12-18albin_pouillesNF
no factor from 2^69 to 2^70
2009-08-23raymondfNF
no factor from 2^68 to 2^69
2009-03-06BurgalveistNF
no factor from 2^67 to 2^68
2009-03-04James HintzNF
no factor from 2^66 to 2^67
2009-02-28James HintzNF
no factor from 2^65 to 2^66
2009-02-24PaladinNF
no factor from 2^64 to 2^65
2009-02-15Wojciech FlorekNF
no factor from 2^63 to 2^64