964

964 = 2² x 241.

964 is the number of 3 x 3 sliding puzzle positions that require exactly 12 moves to solve starting with the hole in the center.

964 has a representation as a sum of two squares: 964 = 8² + 30².

964 has the representation 964 = 2¹⁰ - 60.

964 is a divisor of 15⁶ - 1.

964 is 444 in base 15.

The Porsche 964 was the company's internal name for a version of the Porsche 911 manufactured between 1989 and 1994.

Source: What's Special About This Number?