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
694267421Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4882360432677750609672168.72017-07-02 13:29:12
History
DateUserTypeResult
2017-07-02ConductorF
Factor: 488236043267775060967 / TF: 68-69
2014-11-30sasakiNF
no factor from 2^67 to 2^68
2014-09-01sasakiNF
no factor from 2^66 to 2^67
2013-12-04sasakiNF
no factor from 2^65 to 2^66
2012-02-06OS1NF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64