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
918284999Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2878961914348019238012168.02016-09-01 07:56:07
History
DateUserTypeResult
2016-09-01Alex_soldierF
Factor: 287896191434801923801 / TF: 67-68*
2015-09-30Alex_soldierNF
no factor from 2^66 to 2^67
2013-05-27ramgeisNF
no factor from 2^65 to 2^66
2011-09-18lindedNF
no factor from 2^64 to 2^65
2010-07-20lindedNF
no factor from 2^63 to 2^64