366508819

This number is a prime.

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The smallest emirp that can be represented as the sum of two numbers of form m!m, n!n where m, n are successive numbers, i.e., 9!9+10!10. [Loungrides]

Submitted: 2017-04-25 17:11:57;   Last Modified: 2017-04-25 19:50:33.
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