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
627975539Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8252947745065050229432169.52016-10-11 16:55:22
History
DateUserTypeResult
2016-10-11NipalF
Factor: 825294774506505022943 / TF: 67-70
2014-05-10sasakiNF
no factor from 2^65 to 2^67