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
447993443Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8804395692587570521512169.62019-03-01 19:20:32
History
DateUserTypeResult
2019-03-01ConductorF
Factor: 880439569258757052151 / TF: 69-70
2018-01-27sasakiNF
no factor from 2^68 to 2^69
2016-02-10sasakiNF
no factor from 2^66 to 2^68
2014-09-03sasakiNF
no factor from 2^65 to 2^66