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
562768211Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3431905453643888807512168.22018-06-25 05:22:40
History
DateUserTypeResult
2018-06-25YxinityF
Factor: 343190545364388880751 / 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
2014-06-08sasakiNF
no factor from 2^65 to 2^66
2011-05-28Architects CubedNF
no factor from 2^64 to 2^65
2010-03-04Architects CubedNF
no factor from 2^63 to 2^64