This might interest you. "Sexagesimal, also known as base 60 or sexagenary,[1] is a numeral system with sixty as its base. It originated with the ancient Sumerians in the 3rd millennium BC, was passed down to the ancient Babylonians, and is still used—in a modified form—for measuring time, angles, and geographic coordinates. " https://en.wikipedia.org/wiki/Sexagesimal