240 = 24 x 3 x 5.
240 is 11110000 in base 2 (binary).
240 is the number of equivalent hyperspheres in 8 dimensions that can touch an equivalent hypersphere without any intersections (kissing number).
240 is the smallest number with 20 divisors.
240 is a divisor of 312 - 1.
240 is a number that cannot be written as a sum of three squares.
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