This number is a prime.
Single Curio View: (Seek other curios for this number)The only almost-all-even-digits Mersenne exponent that contains all the distinct positive even digits, (M28), i.e., 2^86243-1 is prime. [Loungrides]
Submitted: 2016-10-14 09:55:52; Last Modified: 2018-12-07 07:49:45.
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