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
627281821Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1710541939050064993032167.22016-10-06 06:01:58
History
DateUserTypeResult
2016-10-06NipalF
Factor: 171054193905006499303 / TF: 67-70
2014-04-15sasakiNF
no factor from 2^65 to 2^67
2012-01-18BJBNF
no factor from 2^64 to 2^65
2010-08-02Architects CubedNF
no factor from 2^63 to 2^64