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
175773163Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1183859387639388668092166.72015-07-05 00:37:03
History
DateUserTypeResult
2015-07-05Alex_soldierF
Factor: 118385938763938866809 / TF: 66-67
2013-04-16Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-03-08oodairaNF
no factor from 2^64 to 2^65
2010-07-16CorranNF
no factor from 2^63 to 2^64