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
497002381Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4571548770810716295192168.62016-12-17 20:17:55
History
DateUserTypeResult
2016-12-17ConductorF
Factor: 457154877081071629519 / TF: 68-69
2016-05-09sasakiNF
no factor from 2^67 to 2^68
2015-02-18TaikelennNF
no factor from 2^66 to 2^67
2014-10-30Thomas StorkNF
no factor from 2^65 to 2^66