83

This number is a prime.

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83 is the known prime p that makes Log(p#)/Log(N!) the best approximation to 1. This occurs when N = 30, where P# = primorial of p = 2 x 3 x 5 x ....x p. [Ludovicus]

Submitted: 2014-05-18 22:18:08; Last Modified: 2026-07-01 19:45:11.