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
673000177Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1488018280910595976332167.02016-11-28 11:17:24
History
DateUserTypeResult
2016-11-28ConductorF
Factor: 148801828091059597633 / TF: 67-68
2014-07-10sasakiNF
no factor from 2^66 to 2^67
2013-12-25sasakiNF
no factor from 2^65 to 2^66
2012-01-25Alben WeeksNF
no factor from 2^64 to 2^65
2010-07-26Architects CubedNF
no factor from 2^63 to 2^64