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
290007871Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3937330692128611787692168.42016-11-16 08:11:19
History
DateUserTypeResult
2025-03-10James HeinrichF
Factor: 393733069212861178769 / TF: 68-70
2016-11-16Alex_soldierF
Factor: 393733069212861178769 / TF: 68-69*
2016-08-08XZTNF
no factor from 2^67 to 2^68
2015-12-24rob147147NF
no factor from 2^66 to 2^67
2013-12-24RichardNF
no factor from 2^65 to 2^66
2011-10-11RichardNF
no factor from 2^64 to 2^65
2010-05-22Architects CubedNF
no factor from 2^63 to 2^64