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.
Source: Prime Curios!
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