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
696841393Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21905564706939277221432270.92017-09-18 13:54:17
History
DateUserTypeResult
2022-08-01LordJuliusNF
no factor from 2^62 to 2^63
2017-09-18ConductorF
Factor: 2190556470693927722143 / TF: 70-71
2017-09-18ConductorNF
no factor from 2^68 to 2^70
2014-09-10sasakiNF
no factor from 2^66 to 2^68
2013-11-16sasakiNF
no factor from 2^65 to 2^66
2012-01-28laleraNF
no factor from 2^64 to 2^65
2010-07-18Architects CubedNF
no factor from 2^63 to 2^64