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
627811187Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3349638707138488203372168.22016-10-12 04:22:32
History
DateUserTypeResult
2016-10-12NipalF
Factor: 334963870713848820337 / TF: 67-70
2014-04-19sasakiNF
no factor from 2^65 to 2^67