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2480 = 24531
BaseRepresentation
bin100110110000
310101212
4212300
534410
615252
710142
oct4660
93355
102480
111955
121528
13118a
14c92
15b05
hex9b0

2480 has 20 divisors (see below), whose sum is σ = 5952. Its totient is φ = 960.

The previous prime is 2477. The next prime is 2503. The reversal of 2480 is 842.

2480 = T9 + T10 + ... + T24.

2480 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is a tau number, because it is divible by the number of its divisors (20).

It is a plaindrome in base 9 and base 13.

It is a nialpdrome in base 14.

It is a zygodrome in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65 + ... + 95.

2480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2976).

2480 is an abundant number, since it is smaller than the sum of its proper divisors (3472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2480 is a wasteful number, since it uses less digits than its factorization.

2480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44 (or 38 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2480 is about 49.7995983920. The cubic root of 2480 is about 13.5357989042.

The spelling of 2480 in words is "two thousand, four hundred eighty".