560

560 = 2⁴ x 5 x 7.

560 has a unique representation as a sum of three squares: 560 = 4² + 12² + 20².

560 is the 14th tetrahedral number. 560 is also an octagonal number.

560 is 202202 in base 3 and 2332 in base 6.

560 is the number of different moves a bishop can make on a chessboard.

Source: Number Gossip