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
283347851Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8085844660793700661672169.52019-07-30 06:54:56
History
DateUserTypeResult
2025-03-18James HeinrichF
Factor: 808584466079370066167 / TF: 69-70
2019-07-30Alexander TsupkoF
Factor: 808584466079370066167 / TF: 69-70
2018-07-15Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-22Walt J. RimmerNF
no factor from 2^67 to 2^68
2016-01-23ChimozminNF
no factor from 2^66 to 2^67
2013-12-14KayJongsmaNF
no factor from 2^65 to 2^66
2011-09-19RichardNF
no factor from 2^64 to 2^65