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
319036321Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5055723802541333414472168.82016-12-13 09:19:34
History
DateUserTypeResult
2016-12-13SarnetskyF
Factor: 505572380254133341447 / TF: 67-69
2016-02-26rubikvn2100NF
no factor from 2^66 to 2^67
2014-07-29rubikvn2100NF
no factor from 2^65 to 2^66
2011-11-03oodairaNF
no factor from 2^64 to 2^65