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
662970859Factored
FactorDigitsBitsDate
3787426819677188324172168.42018-02-23 22:45:18
History
DateUserTypeResult
2018-02-23ConductorF
Factor: 378742681967718832417 / TF: 68-69
2017-02-07sasakiNF
no factor from 2^67 to 2^68
2014-04-15sasakiNF
no factor from 2^66 to 2^67
2013-12-24sasakiNF
no factor from 2^65 to 2^66
2012-01-24sasaki3NF
no factor from 2^64 to 2^65
2010-06-14Architects CubedNF
no factor from 2^63 to 2^64