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
447639197Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6829305114055656795132169.22019-02-16 22:28:07
History
DateUserTypeResult
2019-02-16ConductorF
Factor: 682930511405565679513 / TF: 69-70
2018-02-02sasakiNF
no factor from 2^68 to 2^69
2016-02-03sasakiNF
no factor from 2^66 to 2^68
2014-09-03tscNF
no factor from 2^65 to 2^66