Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
971217607Factored
FactorDigitsBitsDate
5540155720606364839372168.92016-11-01 16:39:29
History
DateUserTypeResult
2016-11-01Sergey KomolovF
Factor: 554015572060636483937 / TF: 68-69
2016-06-03NoPolarBearsHereNF
no factor from 2^67 to 2^68
2015-02-10Gordon SpenceNF
no factor from 2^66 to 2^67
2012-07-09lindedNF
no factor from 2^65 to 2^66
2011-01-02lindedNF
no factor from 2^64 to 2^65
2010-04-04lindeeNF
no factor from 2^63 to 2^64