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
274979219Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2231177141032075602792167.62016-11-01 11:30:48
History
DateUserTypeResult
2016-11-01fraltF
Factor: 223117714103207560279 / TF: 67-68
2016-01-12W Klaus von MullerNF
no factor from 2^66 to 2^67
2013-12-14Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-09-04sasaki3NF
no factor from 2^64 to 2^65
2010-04-01KYOJI_KAMEINF
no factor from 2^63 to 2^64
2010-04-01KYOJI_KAMEINF
no factor from 2^62 to 2^63