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
172796639Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16222292257291236277512270.52016-10-23 19:21:24
History
DateUserTypeResult
2016-10-23Vasily VoroninF
Factor: 1622229225729123627751 / TF: 70-71
2016-10-20La GüiraNF
no factor from 2^69 to 2^70
2016-10-20La GüiraNF
no factor from 2^68 to 2^69
2016-06-06Andrew BNF
no factor from 2^67 to 2^68
2015-06-22tscNF
no factor from 2^66 to 2^67
2013-04-11RichardNF
no factor from 2^65 to 2^66
2011-02-28Mr-PlonkNF
no factor from 2^64 to 2^65
2010-07-12Charles A. MorrisNF
no factor from 2^63 to 2^64