Wednesday, January 6, 2010

293

293 is a prime number.

293 is a Sophie Germain prime because 2 x 293 + 1 = 587, which is also a prime.

293 has a representation as a sum of two squares: 293= 22 + 172.

293 is the hypotenuse of a primitive Pythagorean triple: 2932 = 682 + 2852.


293 Brasilia is a large asteroid discovered in 1893.

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