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
677608231Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3444180133448629072092168.22018-05-16 21:59:09
History
DateUserTypeResult
2018-05-16ConductorF
Factor: 344418013344862907209 / TF: 68-69
2016-12-15NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-23sasakiNF
no factor from 2^66 to 2^67
2014-01-08sasakiNF
no factor from 2^65 to 2^66