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
195477749Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
25538816053204002627772271.12019-12-03 17:25:55
History
DateUserTypeResult
2019-12-03ConductorF
Factor: 2553881605320400262777 / TF: 71-72
2019-01-31Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2016-12-15La GüiraNF
no factor from 2^69 to 2^70
2016-11-24Andrew BNF
no factor from 2^68 to 2^69
2016-08-13tmorrowNF
no factor from 2^67 to 2^68
2015-09-11James HintzNF
no factor from 2^66 to 2^67
2013-06-24-Anonymous-NF
no factor from 2^65 to 2^66
2011-04-21bayanneNF
no factor from 2^64 to 2^65
2010-08-09RichardNF
no factor from 2^63 to 2^64