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
658354049Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2808974720564710570492167.92016-10-30 20:34:37
History
DateUserTypeResult
2016-10-30NipalF
Factor: 280897472056471057049 / TF: 67-70
2014-04-23abcNF
no factor to 2^67
2014-02-23america64NF
no factor from 2^65 to 2^66