Old man shoots for a living and has a predator in 223 and one in 7.62x39, both get plenty of use and he reckons he picks up the 223 before he picks up the 223 T3 he has
Old man shoots for a living and has a predator in 223 and one in 7.62x39, both get plenty of use and he reckons he picks up the 223 before he picks up the 223 T3 he has
270 is a harmonic divisor number[1]
270 is the fourth number that is divisible by its average integer divisor[2]
270 is a practical number, by the second definition
The sum of the coprime counts for the first 29 integers is 270
270 is a sparsely totient number, the largest integer with 72 as its totient
Given 6 elements, there are 270 square permutations[3]
10! has 270 divisors
270 is the smallest positive integer that has divisors ending by digits 1, 2, …, 9.
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