Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
980114857Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29123129997080797034572271.32016-12-07 09:34:31
History
DateUserTypeResult
2025-03-30James HeinrichF
Factor: 2912312999708079703457 / TF: 71-72
2016-12-07ConductorF
Factor: 2912312999708079703457 / TF: 71-72*
2015-04-04ramgeisNF
no factor from 2^70 to 2^71
2013-09-15ramgeisNF
no factor from 2^66 to 2^70
2012-03-24lindedNF
no factor from 2^65 to 2^66
2010-11-23lindedNF
no factor from 2^64 to 2^65