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
509984897Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3473065765201945720812168.22017-06-27 22:48:16
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 347306576520194572081 / TF: 68-70
2017-06-27Alex_soldierF
Factor: 347306576520194572081 / TF: 68-69*
2016-06-19sasakiNF
no factor from 2^67 to 2^68
2015-02-01sasakiNF
no factor from 2^66 to 2^67
2014-09-27sasakiNF
no factor from 2^65 to 2^66