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

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MnStatusDetails
171671959Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1235457689216413014232166.72015-06-20 11:49:31
History
DateUserTypeResult
2015-06-20Alex_soldierF
Factor: 123545768921641301423 / TF: 66-67
2013-04-03Dalos LeeNF
no factor from 2^65 to 2^66
2011-02-25Mr-PlonkNF
no factor from 2^64 to 2^65
2010-07-11Charles A. MorrisNF
no factor from 2^63 to 2^64