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
960000011Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13856206122819861871415832580.22019-10-06 19:15:58
History
DateUserTypeResult
2023-10-19James HeinrichNF
no factor from 2^68 to 2^69
2023-10-18James HeinrichNF
no factor from 2^67 to 2^68
2019-10-06Daniil TsarkovF
Factor: 1385620612281986187141583 / TF: 80-81
2015-06-28ramgeisNF
no factor from 2^79 to 2^80
2010-11-22lindeeNF
no factor from 2^78 to 2^79
2010-11-06lindeeNF
no factor from 2^77 to 2^78
2010-08-12lindeeNF
no factor from 2^76 to 2^77
2010-03-11lindeeNF
no factor from 2^75 to 2^76
2010-03-07lindeeNF
no factor from 2^74 to 2^75
2010-02-24lindeeNF
no factor from 2^73 to 2^74
2010-02-24lindeeNF
no factor from 2^72 to 2^73
2010-02-23lindeeNF
no factor from 2^72 to 2^73
2009-12-20rudimeierNF
no factor from 2^71 to 2^72
2009-09-19rudimeierNF
no factor from 2^70 to 2^71
2008-11-29BJBNF
no factor from 2^69 to 2^70