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

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MnStatusDetails
195181739Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21736893519668358453672270.92016-12-03 03:19:31
History
DateUserTypeResult
2016-12-03Sergey NosovF
Factor: 2173689351966835845367 / TF: 68-72*
2016-08-11WileECoyoteNF
no factor from 2^67 to 2^68
2015-09-14SummyNF
no factor from 2^66 to 2^67
2013-06-23Lukin DmitryNF
no factor from 2^65 to 2^66
2011-04-20sasaki3NF
no factor from 2^64 to 2^65
2010-08-06Architects CubedNF
no factor from 2^63 to 2^64