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
163465657Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20227834707971237583432270.82018-06-30 22:22:40
History
DateUserTypeResult
2018-06-30yponomarevF
Factor: 2022783470797123758343 / TF: 70-71
2018-06-29proxy2222NF
no factor from 2^69 to 2^70
2017-04-10XolotlNF
no factor from 2^68 to 2^69
2016-03-17caddrNF
no factor from 2^67 to 2^68
2015-05-16Mr-PlonkNF
no factor from 2^66 to 2^67
2013-03-11RichardNF
no factor from 2^65 to 2^66
2011-02-07runeskNF
no factor from 2^64 to 2^65
2010-07-02Charles A. MorrisNF
no factor from 2^63 to 2^64