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
283923853Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7252635304296653877912169.32019-08-02 19:21:34
History
DateUserTypeResult
2025-03-18James HeinrichF
Factor: 725263530429665387791 / TF: 69-70
2019-08-02Alexander TsupkoF
Factor: 725263530429665387791 / TF: 69-70
2018-07-15Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-11-17rubikvn2100NF
no factor from 2^67 to 2^68
2016-01-24mikeblasNF
no factor from 2^66 to 2^67
2014-06-13firereddNF
no factor from 2^65 to 2^66
2011-09-19carlos56NF
no factor from 2^64 to 2^65