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
916593413Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
998209394315082555592066.42015-11-24 20:43:11
History
DateUserTypeResult
2015-11-24Alex_soldierF
Factor: 99820939431508255559 / TF: 66-67
2013-05-24ramgeisNF
no factor from 2^65 to 2^66
2011-09-30lindedNF
no factor from 2^64 to 2^65
2010-07-03garoNF
no factor from 2^63 to 2^64