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
677227121Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3050613294598554900472168.02018-05-15 12:22:46
History
DateUserTypeResult
2018-05-15ConductorF
Factor: 305061329459855490047 / TF: 68-69
2016-12-17NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-20sasakiNF
no factor from 2^66 to 2^67
2014-01-11sasakiNF
no factor from 2^65 to 2^66
2012-01-27sasaki3NF
no factor from 2^64 to 2^65
2010-07-22Architects CubedNF
no factor from 2^63 to 2^64