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

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MnStatusDetails
290028631Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4531267504721677095912168.62018-06-27 19:34:55
History
DateUserTypeResult
2018-06-27ConductorF
Factor: 453126750472167709591 / TF: 68-69
2016-08-08XZTNF
no factor from 2^67 to 2^68
2015-12-24rob147147NF
no factor from 2^66 to 2^67
2013-12-22GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-09-28tscNF
no factor from 2^64 to 2^65
2010-05-22Architects CubedNF
no factor from 2^63 to 2^64