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
548102221Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6146320626048405641032169.12018-04-29 19:56:56
History
DateUserTypeResult
2025-03-19James HeinrichF
Factor: 614632062604840564103 / TF: 69-70
2018-04-29Alex_soldierF
Factor: 614632062604840564103 / TF: 69-70*
2018-02-15sasakiNF
no factor from 2^68 to 2^69
2016-01-21sasakiNF
no factor from 2^67 to 2^68
2016-01-21sasakiNF
no factor from 2^66 to 2^67
2014-10-27sasakiNF
no factor from 2^65 to 2^66