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
670481437Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3228296251362767155432168.12018-03-28 18:15:52
History
DateUserTypeResult
2018-03-28ConductorF
Factor: 322829625136276715543 / TF: 68-69
2017-01-20NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-06sasakiNF
no factor from 2^66 to 2^67
2013-04-17ramgeisNF
no factor from 2^65 to 2^66