389

This number is a prime.

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The only 3-digit Hyper-Cullen 2nd species prime (emirp), i.e., a prime of form n*2^n+(n-1), case n=6. [Loungrides]

Submitted: 2014-07-03 14:09:12;   Last Modified: 2018-04-02 22:39:35.
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