1489

This number is a prime.

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The smallest distinct-digit prime formed from a Pythagorean quadruple (1- 4 - 8 - 9), i.e., 1^2 + 4^2 + 8^2 = 9^2. [Loungrides]

Submitted: 2013-02-21 20:13:50; Last Modified: 2018-11-15 16:55:39.