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
551563783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
24410187478887731342632271.02020-01-28 18:25:26
History
DateUserTypeResult
2025-04-06James HeinrichF
Factor: 2441018747888773134263 / TF: 71-72
2020-01-28Smok_bmv F
Factor: 2441018747888773134263 / TF: 71-72*
2019-11-22sasakiNF
no factor from 2^70 to 2^71
2018-11-02Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-02-23sasakiNF
no factor from 2^68 to 2^69
2016-05-25Bruno VictalNF
no factor from 2^67 to 2^68
2015-11-27sasakiNF
no factor from 2^66 to 2^67
2014-08-10sasakiNF
no factor from 2^65 to 2^66
2011-07-25Architects CubedNF
no factor from 2^64 to 2^65