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
791005583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
42218767726566371527692271.82020-04-25 15:40:11
History
DateUserTypeResult
2024-06-08James HeinrichNF
no factor from 2^70 to 2^71
2020-04-25Smok_bmv F
Factor: 4221876772656637152769 / TF: 71-72
2017-02-06ConductorNF
no factor from 2^70 to 2^71
2013-12-29monstNF
no factor from 2^65 to 2^70
2011-08-10monstNF
no factor from 2^64 to 2^65
2010-04-27Architects CubedNF
no factor from 2^63 to 2^64