Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
186262067Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12487878308840463898572270.12019-06-10 21:00:39
History
DateUserTypeResult
2019-06-10Samuel SchmidtF
Factor: 1248787830884046389857 / TF: 70-71
2016-12-11Adam BuranNF
no factor from 2^69 to 2^70
2016-11-11nate.andersNF
no factor from 2^68 to 2^69
2016-07-21AlbyJohnsonNF
no factor from 2^67 to 2^68
2015-08-15TraitorNF
no factor from 2^66 to 2^67
2013-05-22tscNF
no factor from 2^65 to 2^66
2011-04-04RichardNF
no factor from 2^64 to 2^65
2010-07-29subgeniusNF
no factor from 2^63 to 2^64