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
267003131Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4787883993453158546092168.72016-11-05 19:13:24
History
DateUserTypeResult
2016-11-05ConductorF
Factor: 478788399345315854609 / TF: 68-69
2016-07-26XZTNF
no factor from 2^67 to 2^68
2015-12-29tscNF
no factor from 2^66 to 2^67
2013-11-26Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-08-21mmNF
no factor from 2^64 to 2^65
2010-03-22sasaki3NF
no factor from 2^63 to 2^64
2010-03-22sasaki3NF
no factor from 2^62 to 2^63