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

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MnStatusDetails
306062531Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4296818220984562994572168.52017-07-28 20:55:10
History
DateUserTypeResult
2017-07-28Sergey KomolovF
Factor: 429681822098456299457 / TF: 68-69
2016-12-06Dave BellNF
no factor from 2^67 to 2^68
2016-02-14Andrei GrigoreNF
no factor from 2^66 to 2^67
2014-07-15RichardNF
no factor from 2^65 to 2^66
2011-10-17Damian SilvestreNF
no factor from 2^64 to 2^65