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
291072983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
24628774825875229491592271.12019-11-20 17:41:47
History
DateUserTypeResult
2025-04-26James HeinrichF
Factor: 2462877482587522949159 / TF: 71-72
2019-11-20Smok_bmv F
Factor: 2462877482587522949159 / TF: 71-72*
2019-11-20Smok_bmv NF
no factor from 2^70 to 2^71
2019-09-02proxy2222NF
no factor from 2^69 to 2^70
2018-07-23tmorrowNF
no factor from 2^68 to 2^69
2016-08-17XZTNF
no factor from 2^67 to 2^68
2016-01-31SummyNF
no factor from 2^66 to 2^67
2013-12-23haphaeuNF
no factor from 2^65 to 2^66
2011-09-30sasaki3NF
no factor from 2^64 to 2^65
2010-05-25Architects CubedNF
no factor from 2^63 to 2^64
2010-03-31monstNF
no factor from 2^62 to 2^63