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
697701881Factored
FactorDigitsBitsDate
2129420351088790696812167.52014-09-15 13:27:08
History
DateUserTypeResult
2014-09-15sasakiF
Factor: 212942035108879069681 / TF: 66-68
2013-11-19sasakiNF
no factor from 2^65 to 2^66
2012-01-25laleraNF
no factor from 2^64 to 2^65
2010-07-18Architects CubedNF
no factor from 2^63 to 2^64