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
675488887Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4160870549300243600632168.52018-05-04 05:20:58
History
DateUserTypeResult
2018-05-04ConductorF
Factor: 416087054930024360063 / TF: 68-69
2016-12-24NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-13sasakiNF
no factor from 2^66 to 2^67
2014-01-03sasakiNF
no factor from 2^65 to 2^66