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
208015883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
26422437409589767326792271.22019-07-04 19:25:09
History
DateUserTypeResult
2024-03-13James HeinrichNF
no factor from 2^1 to 2^69
2019-07-04Smok_bmv F
Factor: 2642243740958976732679 / TF: 71-72*
2019-07-04Smok_bmv NF
no factor from 2^70 to 2^71
2019-01-31Chabot PrimeNF
no factor from 2^69 to 2^70
2017-02-02SADMASTERNF
no factor from 2^68 to 2^69
2016-09-02XolotlNF
no factor from 2^67 to 2^68
2015-10-08tscNF
no factor from 2^66 to 2^67
2013-08-05subgeniusNF
no factor from 2^65 to 2^66
2011-05-12Charles A. MorrisNF
no factor from 2^64 to 2^65