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
515248583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
32882904899220485020392271.52019-12-29 13:07:21
History
DateUserTypeResult
2019-12-29Smok_bmv F
Factor: 3288290489922048502039 / TF: 71-72
2019-07-15sasakiNF
no factor from 2^70 to 2^71
2018-11-03Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-05-23sasakiNF
no factor from 2^68 to 2^69
2016-07-09sasakiNF
no factor from 2^67 to 2^68
2015-03-08sasakiNF
no factor from 2^66 to 2^67
2014-10-01sasakiNF
no factor from 2^65 to 2^66
2011-12-28sasaki3NF
no factor from 2^64 to 2^65
2010-07-06Architects CubedNF
no factor from 2^63 to 2^64