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
667425739Factored
FactorDigitsBitsDate
4240267369581065449912168.52018-03-10 08:48:21
History
DateUserTypeResult
2018-03-10ConductorF
Factor: 424026736958106544991 / TF: 68-69
2017-02-13sasakiNF
no factor from 2^67 to 2^68
2014-05-17sasakiNF
no factor from 2^66 to 2^67
2011-10-26laleraNF
no factor from 2^65 to 2^66
2011-10-26laleraNF
no factor from 2^64 to 2^65
2010-06-10Architects CubedNF
no factor from 2^63 to 2^64