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
619398083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8449300008770683664332169.52016-09-26 06:16:45
History
DateUserTypeResult
2016-09-26NipalF
Factor: 844930000877068366433 / TF: 67-70
2014-03-10sasakiNF
no factor from 2^65 to 2^67