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
681306733Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3035504716904089645612168.02018-06-01 17:22:04
History
DateUserTypeResult
2018-06-01ConductorF
Factor: 303550471690408964561 / TF: 68-69
2016-10-19sasakiNF
no factor from 2^67 to 2^68
2014-07-29sasakiNF
no factor from 2^66 to 2^67
2014-01-19sasakiNF
no factor from 2^65 to 2^66
2012-01-30subgeniusNF
no factor from 2^64 to 2^65
2010-07-04Architects CubedNF
no factor from 2^63 to 2^64