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
161471767Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1100713765343568841932166.62015-07-07 22:26:40
History
DateUserTypeResult
2015-07-07Alex_soldierF
Factor: 110071376534356884193 / TF: 66-67
2013-02-26Mr-PlonkNF
no factor from 2^65 to 2^66
2011-02-03ZeBigGregNF
no factor from 2^64 to 2^65
2010-08-30Torchwood InstituteNF
no factor from 2^63 to 2^64