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
195446107Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9896514173885257233112169.72016-11-27 23:29:11
History
DateUserTypeResult
2025-04-04James HeinrichF
Factor: 989651417388525723311 / TF: 69-70
2016-11-27Vasily VoroninF
Factor: 989651417388525723311 / TF: 69-70
2016-11-25Andrew BNF
no factor from 2^68 to 2^69
2016-08-13Dane McRaeNF
no factor from 2^67 to 2^68
2015-09-12ANONYMOUSNF
no factor from 2^66 to 2^67
2013-06-26RichardNF
no factor from 2^65 to 2^66
2011-04-20Sergej LevinNF
no factor from 2^64 to 2^65
2010-08-08James HintzNF
no factor from 2^63 to 2^64