2521

This number is a prime.

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25212 = 14563 - 14553, i.e., one solution to the Diophantine equation z2 = x3 - y3. A Diophantine equation is a polynomial equation in which only integer solutions are allowed. These are named after the Greek algebraist Diophantus who lived in the 3rd century. [Mizuki]

Submitted: 2005-12-26 06:08:13;   Last Modified: 2009-05-04 23:20:53.
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