Friday, January 14, 2011

725

725 = 52 x 29.

725 has three representations as a sum of two squares: 725 = 72 + 262 = 102 + 252 = 142 + 232.

725 is the hypotenuse of two primitive Pythagorean triples: 7252 = 3332 + 6442 = 3642 + 6272.

7252 = 525,625, which involves, 525, 625, and 725.

The Europcopter EC 725 Super Cougar is a long-range tactical transport helicopter developed for military use.

Source: WolframAlpha
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