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
627941311Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5558191144541279376072168.92016-10-10 18:59:05
History
DateUserTypeResult
2016-10-10NipalF
Factor: 555819114454127937607 / TF: 67-70
2014-05-10sasakiNF
no factor from 2^65 to 2^67