Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
279436879Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8020827700268217400732169.42019-07-15 06:26:59
History
DateUserTypeResult
2025-03-18James HeinrichF
Factor: 802082770026821740073 / TF: 69-70
2019-07-15Alexander TsupkoF
Factor: 802082770026821740073 / TF: 69-70
2018-07-11Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-09tscNF
no factor from 2^67 to 2^68
2016-01-17NapthusNF
no factor from 2^66 to 2^67
2013-12-14RichardNF
no factor from 2^65 to 2^66
2011-09-12OS1NF
no factor from 2^64 to 2^65
2010-04-06oodairaNF
no factor from 2^63 to 2^64
2010-04-06oodairaNF
no factor from 2^62 to 2^63