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
696891619Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19460182942470522905692270.72017-09-21 20:00:47
History
DateUserTypeResult
2022-08-01LordJuliusNF
no factor from 2^62 to 2^63
2017-09-21ConductorF
Factor: 1946018294247052290569 / TF: 70-71
2017-09-21ConductorNF
no factor from 2^68 to 2^70
2014-09-10sasakiNF
no factor from 2^66 to 2^68
2013-11-18sasakiNF
no factor from 2^65 to 2^66
2012-01-29laleraNF
no factor from 2^64 to 2^65
2010-06-25Architects CubedNF
no factor from 2^63 to 2^64