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
696620893Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12507780858613365805212270.12017-09-03 13:37:02
History
DateUserTypeResult
2022-07-31LordJuliusNF
no factor from 2^1 to 2^64
2017-09-03ConductorF
Factor: 1250778085861336580521 / TF: 70-71
2017-09-03ConductorNF
no factor from 2^68 to 2^70
2014-12-07sasakiNF
no factor from 2^67 to 2^68
2014-11-11laleraNF
no factor from 2^66 to 2^67
2013-11-29sasakiNF
no factor from 2^65 to 2^66
2012-01-27laleraNF
no factor from 2^64 to 2^65
2010-07-18Architects CubedNF
no factor from 2^63 to 2^64