3313

This number is a prime.

+ The smallest prime such that every digit d in it appears exactly d times. [Rivera]

+

USS Prime (Paul Wamsley, used by permission)
π(3313) was the hull number of minesweeper USS Prime (a Vietnam War era minesweeper).

+ The smallest five consecutive primes that are all Happy numbers begins with 3313. [Gaydos]

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