This number is a prime.

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The Mersenne prime 2^13466917-1 is a 4053946-digit self-number. It is the the third largest known (or so) prime self-number as of March 2019. [Kontobesar]

Submitted: 2019-04-10 01:51:40;   Last Modified: 2019-04-10 07:31:23.
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