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
185158357Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
37092248948973774661192271.72019-06-03 22:00:23
History
DateUserTypeResult
2019-06-03Samuel SchmidtF
Factor: 3709224894897377466119 / TF: 71-72
2018-12-06ZenghuiNF
no factor from 2^70 to 2^71
2018-10-24Chabot PrimeNF
no factor from 2^69 to 2^70
2017-06-25debrouxlNF
no factor from 2^68 to 2^69
2016-07-18HBendtzNF
no factor from 2^67 to 2^68
2015-08-11vwflat4NF
no factor from 2^66 to 2^67
2013-05-18Massimo Cappelli (ik5pwa)NF
no factor from 2^65 to 2^66
2011-03-30OS1NF
no factor from 2^64 to 2^65
2010-07-28Mark GrantNF
no factor from 2^63 to 2^64