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

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MnStatusDetails
696725413Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21173944058120638284472270.82017-09-11 12:17:03
History
DateUserTypeResult
2022-07-31LordJuliusNF
no factor from 2^1 to 2^64
2017-09-11ConductorF
Factor: 2117394405812063828447 / TF: 70-71
2017-09-11ConductorNF
no factor from 2^68 to 2^70
2014-10-05sasakiNF
no factor from 2^66 to 2^68
2013-12-01sasakiNF
no factor from 2^65 to 2^66
2012-01-28laleraNF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64