Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
212843887Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13689289631469490617192270.22020-01-11 06:59:53
History
DateUserTypeResult
2025-05-01James HeinrichF
Factor: 1368928963146949061719 / TF: 70-71
2020-01-11Alexander TsupkoF
Factor: 1368928963146949061719 / TF: 70-71
2017-12-09ANONYMOUSNF
no factor from 2^68 to 2^69
2017-12-06YxinityNF
no factor from 2^69 to 2^70
2017-12-06YxinityNF
no factor from 2^68 to 2^69
2012-06-25america64NF
no factor from 2^66 to 2^68
2012-02-09laleraNF
no factor from 2^65 to 2^66
2011-05-22Charles A. MorrisNF
no factor from 2^64 to 2^65