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
213731461Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3490096554814837280712168.22017-12-05 01:14:00
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 349009655481483728071 / TF: 68-70
2017-12-05NickF
Factor: 349009655481483728071 / TF: 68-69
2013-12-15america64NF
no factor from 2^67 to 2^68
2013-01-11america64NF
no factor from 2^66 to 2^67
2012-05-15america64NF
no factor from 2^65 to 2^66
2011-05-24Mr-PlonkNF
no factor from 2^64 to 2^65