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
916209331Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8287761454516119740472169.52017-12-29 18:36:56
History
DateUserTypeResult
2017-12-29ConductorF
Factor: 828776145451611974047 / TF: 69-70
2017-03-17sasakiNF
no factor from 2^68 to 2^69
2016-05-22Alex_soldierNF
no factor from 2^67 to 2^68
2015-11-14Alex_soldierNF
no factor from 2^66 to 2^67
2013-05-07ramgeisNF
no factor from 2^65 to 2^66
2011-10-01lindedNF
no factor from 2^64 to 2^65
2010-07-20HBendtzNF
no factor from 2^63 to 2^64