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
167105537Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21724838190717048178492270.92018-03-15 05:59:55
History
DateUserTypeResult
2018-03-15yponomarevF
Factor: 2172483819071704817849 / TF: 70-71
2018-02-06ZenghuiNF
no factor from 2^69 to 2^70
2017-04-25XolotlNF
no factor from 2^68 to 2^69
2016-06-03giabelNF
no factor from 2^67 to 2^68
2015-06-13RichardNF
no factor from 2^66 to 2^67
2013-03-19subgeniusNF
no factor from 2^65 to 2^66
2011-02-15RichardNF
no factor from 2^64 to 2^65
2010-07-06Architects CubedNF
no factor from 2^63 to 2^64