Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
447366289Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9258458973331131217272169.62019-02-06 17:07:34
History
DateUserTypeResult
2019-02-06ConductorF
Factor: 925845897333113121727 / TF: 69-70
2018-01-31sasakiNF
no factor from 2^68 to 2^69
2016-02-10sasakiNF
no factor from 2^66 to 2^68
2014-09-03RichardNF
no factor from 2^65 to 2^66
2011-11-25Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-23Architects CubedNF
no factor from 2^63 to 2^64