480

480 = 2⁵ x 3 x 5,

480 is the smallest number that can be written as the difference of two squares in eight ways.

480 is the sum of the twin primes 239 and 241 and the sum of four consecutive primes: 109 + 113 + 127 + 131 = 480.

480 has a unique representation as a sum of three squares: 480 = 4² + 8² + 20².

480 Hansa is a minor planet orbiting the Sun and the namesake for the Hansa family of high-inclination asteroids.

Source: What's Special About This Number?