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
243173327Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2811368137491963189192167.92016-10-09 20:59:45
History
DateUserTypeResult
2016-10-09Mikhail E. GolosovF
Factor: 281136813749196318919 / TF: 67-68
2015-12-05ANONYMOUSNF
no factor from 2^66 to 2^67
2013-11-01Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-07-14Damian SilvestreNF
no factor from 2^64 to 2^65