Thursday, May 10, 2012

970

970 = 2 x 5 x 97.

970 has two representations as a sum of two squares: 970 = 32 + 312 = 212 + 232.

970 is a heptagonal number (A000566).

970 is the number of connected graphs with 8 vertices and 17 edges.

970 is 33022 in base 4 and 12340 in base 5.

The sum of the divisors of 970 is a square (A006532): 1 + 2 + 5 + 10 + 97 + 194 + 485 + 970 = 1764 = 422.


Source: What's Special About This Number?

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