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
193982123Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
920902542112406449032066.32015-09-08 23:55:33
History
DateUserTypeResult
2015-09-08demfloroF
Factor: 92090254211240644903 / TF: 66-68
2013-06-18Son JohanNF
no factor from 2^65 to 2^66
2011-04-20RichardNF
no factor from 2^64 to 2^65
2010-08-05Torchwood InstituteNF
no factor from 2^63 to 2^64