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

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MnStatusDetails
728003533Factored
FactorDigitsBitsDate
19380752900282205849192270.72017-01-07 09:51:32
History
DateUserTypeResult
2017-01-07ConductorF
Factor: 1938075290028220584919 / TF: 70-71
2015-09-13monstNF
no factor from 2^66 to 2^70
2013-01-17monstNF
no factor from 2^65 to 2^66
2011-03-23monstNF
no factor from 2^64 to 2^65
2010-07-23Architects CubedNF
no factor from 2^63 to 2^64