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
319053589Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2531630685785627899612167.82016-12-14 11:21:02
History
DateUserTypeResult
2016-12-14SarnetskyF
Factor: 253163068578562789961 / TF: 67-69
2016-02-26rubikvn2100NF
no factor from 2^66 to 2^67
2014-07-29sasaki3NF
no factor from 2^65 to 2^66
2011-11-03tscNF
no factor from 2^64 to 2^65