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
627062083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9958185340203855057612169.82016-10-11 07:59:24
History
DateUserTypeResult
2016-10-11NipalF
Factor: 995818534020385505761 / TF: 67-70
2014-04-14sasakiNF
no factor from 2^66 to 2^67
2014-04-14sasakiNF
no factor from 2^65 to 2^66