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
165917461Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
766044449524411609432066.12015-05-27 07:34:26
History
DateUserTypeResult
2015-05-27Alex_soldierF
Factor: 76604444952441160943 / TF: 66-67
2013-03-15sasaki3NF
no factor from 2^65 to 2^66
2011-02-11runeskNF
no factor from 2^64 to 2^65
2010-07-05Charles A. MorrisNF
no factor from 2^63 to 2^64