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
161242661Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
24230851893167688726892271.02018-07-09 04:31:09
History
DateUserTypeResult
2018-07-09Smok_bmv F
Factor: 2423085189316768872689 / TF: 71-72*
2018-07-03eziocmNF
no factor from 2^70 to 2^71
2017-02-03La GüiraNF
no factor from 2^69 to 2^70
2017-02-03La GüiraNF
no factor from 2^68 to 2^69
2016-03-17XZTNF
no factor from 2^67 to 2^68
2015-05-06vwflat4NF
no factor from 2^66 to 2^67
2013-02-25OS1NF
no factor from 2^65 to 2^66
2011-02-03steinrarNF
no factor from 2^64 to 2^65
2010-06-30sasaki3NF
no factor from 2^63 to 2^64