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
601995637Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21123496971831503524812270.82018-05-26 23:55:45
History
DateUserTypeResult
2025-03-17James HeinrichF
Factor: 2112349697183150352481 / TF: 70-71
2018-05-26Alex_soldierF
Factor: 2112349697183150352481 / TF: 70-71*
2016-08-08sasakiNF
no factor from 2^67 to 2^70
2012-09-25AxelssonNF
no factor from 2^66 to 2^67
2012-07-02ChuckNF
no factor from 2^65 to 2^66