243

This number is a composite.

Single Curio View:   (Seek other curios for this number)
The first odd prime raised to the second odd prime power is the maximum number of moves required to achieve checkmate amongst all theoretically won chess positions with 6 pieces on the board. [Merickel]

Submitted: 2011-12-13 02:45:45;   Last Modified: 2020-04-25 15:31:43.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell