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
318250129Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4806861281271268677112168.72016-12-13 16:04:00
History
DateUserTypeResult
2025-03-08James HeinrichF
Factor: 480686128127126867711 / TF: 68-70
2016-12-13SarnetskyF
Factor: 480686128127126867711 / TF: 68-69*
2016-04-12SarnetskyNF
no factor from 2^67 to 2^68
2016-02-25sky_windhNF
no factor from 2^66 to 2^67
2014-07-27Robert FolzNF
no factor from 2^65 to 2^66
2011-11-03RichardNF
no factor from 2^64 to 2^65