683

This number is a prime.

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683 = prime(6*8*3) - 6*8*3. Note that the prime 683 is the smallest number greater than one with this property. Note that the next such number is also prime. [Firoozbakht]

Submitted: 2004-08-21 10:20:09; Last Modified: 2008-01-30 17:28:00.