Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
207009067Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1946356935746887002972167.42015-10-01 20:08:57
History
DateUserTypeResult
2015-10-01ConductorF
Factor: 194635693574688700297 / 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
2011-05-13ScoutNF
no factor from 2^64 to 2^65
2010-05-17Architects CubedNF
no factor from 2^63 to 2^64