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
662814463Factored
FactorDigitsBitsDate
4457278141887515209912168.62018-02-23 08:02:32
History
DateUserTypeResult
2018-02-23ConductorF
Factor: 445727814188751520991 / TF: 68-69
2017-02-04sasakiNF
no factor from 2^67 to 2^68
2014-04-11sasakiNF
no factor from 2^66 to 2^67
2013-12-20-Anonymous-NF
no factor from 2^65 to 2^66
2011-10-28laleraNF
no factor from 2^64 to 2^65
2010-06-16Architects CubedNF
no factor from 2^63 to 2^64