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
786981241Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20856817854164462714472270.82019-10-30 14:48:53
History
DateUserTypeResult
2019-10-30Alex_soldierF
Factor: 2085681785416446271447 / TF: 70-71
2016-03-20monstNF
no factor from 2^67 to 2^70
2016-01-10NoPolarBearsHereNF
no factor from 2^66 to 2^67
2013-10-29america64NF
no factor from 2^65 to 2^66
2011-08-21monstNF
no factor from 2^64 to 2^65
2010-04-24Architects CubedNF
no factor from 2^63 to 2^64