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
251143169Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8366164245787802504392169.52019-04-03 12:35:36
History
DateUserTypeResult
2025-03-20James HeinrichF
Factor: 836616424578780250439 / TF: 69-70
2019-04-03Alexander TsupkoF
Factor: 836616424578780250439 / TF: 69-70
2018-06-01Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2014-10-27caddrNF
no factor from 2^67 to 2^68
2014-10-11caddrNF
no factor from 2^66 to 2^67
2013-11-10Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-07-26albin_pouillesNF
no factor from 2^64 to 2^65
2010-03-01sasaki3NF
no factor from 2^63 to 2^64
2010-03-01sasaki3NF
no factor from 2^62 to 2^63