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
627923819Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6247680450087610015192169.12016-10-10 18:58:50
History
DateUserTypeResult
2016-10-10NipalF
Factor: 624768045008761001519 / TF: 67-70
2014-05-10sasakiNF
no factor from 2^65 to 2^67