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
674930671Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3266819287062366666312168.12018-04-28 15:43:51
History
DateUserTypeResult
2018-04-28ConductorF
Factor: 326681928706236666631 / TF: 68-69
2016-12-26NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-10sasakiNF
no factor from 2^66 to 2^67
2013-12-31sasakiNF
no factor from 2^65 to 2^66