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

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MnStatusDetails
478901491Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9199071496417213561612169.62017-12-07 17:30:38
History
DateUserTypeResult
2017-12-07ky0urakuF
Factor: 919907149641721356161 / TF: 69-70
2017-12-06ky0urakuNF
no factor from 2^68 to 2^69
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-03-18sasakiNF
no factor from 2^66 to 2^67
2014-10-11ANONYMOUSNF
no factor from 2^65 to 2^66
2011-12-12Andrew BNF
no factor from 2^64 to 2^65
2010-03-31Architects CubedNF
no factor from 2^63 to 2^64