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14580 = 22365
BaseRepresentation
bin11100011110100
3202000000
43203310
5431310
6151300
760336
oct34364
922000
1014580
11aa55
128530
136837
145456
1544c0
hex38f4

14580 has 42 divisors (see below), whose sum is σ = 45906. Its totient is φ = 3888.

The previous prime is 14563. The next prime is 14591. The reversal of 14580 is 8541.

14580 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 11664 + 2916 = 108^2 + 54^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 9, base 11 and base 12.

It is a zygodrome in base 9 and base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2914 + ... + 2918.

It is an arithmetic number, because the mean of its divisors is an integer number (1093).

214580 is an apocalyptic number.

14580 is a gapful number since it is divisible by the number (10) 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 14580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22953).

14580 is an abundant number, since it is smaller than the sum of its proper divisors (31326).

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

14580 is an equidigital number, since it uses as much as digits as its factorization.

14580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 14580 is about 120.7476707850. The cubic root of 14580 is about 24.4297585494.

It can be divided in two parts, 145 and 80, that added together give a square (225 = 152).

The spelling of 14580 in words is "fourteen thousand, five hundred eighty".