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
662065529Factored
FactorDigitsBitsDate
4871227172227686011292168.72018-02-18 11:49:34
History
DateUserTypeResult
2018-02-18ConductorF
Factor: 487122717222768601129 / TF: 68-69
2017-02-01sasakiNF
no factor from 2^67 to 2^68
2014-04-08sasakiNF
no factor from 2^66 to 2^67
2013-12-18sasakiNF
no factor from 2^65 to 2^66
2012-01-23OS1NF
no factor from 2^64 to 2^65
2010-06-09Architects CubedNF
no factor from 2^63 to 2^64