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
262185353Factored
FactorDigitsBitsDate
744648478654694287212066.02015-12-21 15:24:35
History
DateUserTypeResult
2015-12-21ConductorF
Factor: 74464847865469428721 / TF: 66-67
2014-05-27RichardNF
no factor from 2^65 to 2^66
2011-08-14ALSNF
no factor from 2^64 to 2^65
2010-03-16lindedNF
no factor from 2^63 to 2^64
2010-03-16lindedNF
no factor from 2^62 to 2^63