Tuesday, February 15, 2011

316

316 = 22 x 79.

316 is a number that cannot be written as a sum of three squares.


316 has a digit product that is the digit sum of (31)6 = 729: 3 x 1 x 6 = 18; and 7 + 2 + 9 = 18.

316 is the telephone area code for the city of Wichita, Kansas.

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