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
223059197Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13958855196983682266572270.22020-04-23 09:21:03
History
DateUserTypeResult
2020-04-23Denis ZablotskiyF
Factor: 1395885519698368226657
2019-02-24Chabot PrimeNF
no factor from 2^69 to 2^70
2018-03-05goldenmemeNF
no factor from 2^68 to 2^69
2016-09-08XZTNF
no factor from 2^67 to 2^68
2015-10-31SummyNF
no factor from 2^66 to 2^67
2013-08-29OS1NF
no factor from 2^65 to 2^66
2011-06-10Joe BauerNF
no factor from 2^64 to 2^65