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
562779517Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4440277410135550702312168.62018-06-25 05:22:33
History
DateUserTypeResult
2018-06-25YxinityF
Factor: 444027741013555070231 / TF: 68-70
2016-11-29sasakiNF
no factor from 2^67 to 2^68
2015-11-04sasakiNF
no factor from 2^66 to 2^67
2014-06-09sasakiNF
no factor from 2^65 to 2^66
2011-05-29Architects CubedNF
no factor from 2^64 to 2^65
2010-03-05Architects CubedNF
no factor from 2^63 to 2^64