What are the different chess positions?

What are the different chess positions? A King, Queen, Knight, Bishop, Rook, Pawn, or an empty space. So that means the max possible number of positions would be 7^64 (number of squares) which is somewhere around 1.2 e 54, or 2.4 e54 if you count whose move it is.

A King, Queen, Knight, Bishop, Rook, Pawn, or an empty space. So that means the max possible number of positions would be 7^64 (number of squares) which is somewhere around 1.2 e 54, or 2.4 e54 if you count whose move it is.
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