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
177845027Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
870573316409626708312066.22015-07-15 00:43:32
History
DateUserTypeResult
2015-07-15Alex_soldierF
Factor: 87057331640962670831 / TF: 66-67
2013-04-23KayJongsmaNF
no factor from 2^65 to 2^66
2011-03-17Tomas BabejNF
no factor from 2^64 to 2^65
2010-07-19Architects CubedNF
no factor from 2^63 to 2^64