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

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MnStatusDetails
160017161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
27280969103233609351432271.22017-11-21 06:00:24
History
DateUserTypeResult
2017-11-21ConductorF
Factor: 2728096910323360935143 / TF: 71-72
2017-11-21arnaudNF
no factor from 2^70 to 2^71
2017-11-21EratosthenesNF
no factor from 2^69 to 2^70
2017-03-19XolotlNF
no factor from 2^68 to 2^69
2016-02-26XZTNF
no factor from 2^67 to 2^68
2015-05-22James HintzNF
no factor from 2^66 to 2^67
2013-02-21MucolNF
no factor from 2^65 to 2^66
2011-02-01runeskNF
no factor from 2^64 to 2^65
2010-06-29jonthomsonNF
no factor from 2^63 to 2^64