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
207003977Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1482312690548214374092167.02015-10-01 17:05:45
History
DateUserTypeResult
2015-10-01ConductorF
Factor: 148231269054821437409 / TF: 67-68
2015-09-26rob147147NF
no factor from 2^66 to 2^67
2013-08-03David CampeauNF
no factor from 2^65 to 2^66
2011-05-10dslNF
no factor from 2^64 to 2^65
2010-05-17Architects CubedNF
no factor from 2^63 to 2^64