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
263778689Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
239705490673734084202092374.32023-07-21 03:20:50
History
DateUserTypeResult
2023-07-21Smok_bmv F
Factor: 23970549067373408420209 / TF: 74-75*
2022-02-21SRBaseNF
no factor from 2^73 to 2^74
2020-11-29SRBaseNF
no factor from 2^72 to 2^73
2020-07-07SRBaseNF
no factor from 2^71 to 2^72
2020-05-05SRBaseNF
no factor from 2^70 to 2^71
2018-09-27La GüiraNF
no factor from 2^69 to 2^70
2018-06-24CorbyguyNF
no factor from 2^68 to 2^69
2016-08-29XZTNF
no factor from 2^67 to 2^68
2015-12-25tscNF
no factor from 2^66 to 2^67
2013-11-26Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-08-16WizzardNF
no factor from 2^64 to 2^65
2010-03-18sasaki3NF
no factor from 2^63 to 2^64
2010-03-18sasaki3NF
no factor from 2^62 to 2^63