Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
552429583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
30407205153595218595612271.42020-01-29 16:17:03
History
DateUserTypeResult
2025-04-06James HeinrichF
Factor: 3040720515359521859561 / TF: 71-72
2020-01-29Smok_bmv F
Factor: 3040720515359521859561 / TF: 71-72*
2019-12-03sasakiNF
no factor from 2^70 to 2^71
2018-10-18Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-02-21sasakiNF
no factor from 2^68 to 2^69
2016-05-27Bruno VictalNF
no factor from 2^67 to 2^68
2014-08-20sasakiNF
no factor from 2^66 to 2^67
2014-08-20sasakiNF
no factor from 2^65 to 2^66
2011-08-07Architects CubedNF
no factor from 2^64 to 2^65