Tuesday, May 31, 2011

244

244 = 22 x 61.

244 has a representation as a sum of two squares: 244 = 102 + 122. It is the second smallest sum of squares a2 + b2 where both a and b have more than one prime factor.

244 is the smallest number (besides 2) that can be written as a sum of two squares (above) or the sum of two fifth powers: 244 = 35 + 15.

244 has the representation 244 = 28 - 12.

244 is a divisor of 133 - 1.

The Tupolev Tu-244 was a proposed supersonic transport, but the project was cancelled in 1993.

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