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14979 = 34993
BaseRepresentation
bin11101010000011
3202112210
43222003
5434404
6153203
761446
oct35203
922483
1014979
1110288
128803
136a83
14565d
154689
hex3a83

14979 has 4 divisors (see below), whose sum is σ = 19976. Its totient is φ = 9984.

The previous prime is 14969. The next prime is 14983. The reversal of 14979 is 97941.

14979 = 54 + 64 + ... + 94.

14979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97941 = 332647.

It is not a de Polignac number, because 14979 - 25 = 14947 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 14979.

It is not an unprimeable number, because it can be changed into a prime (14929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494 + ... + 2499.

It is an arithmetic number, because the mean of its divisors is an integer number (4994).

214979 is an apocalyptic number.

14979 is a deficient number, since it is larger than the sum of its proper divisors (4997).

14979 is an equidigital number, since it uses as much as digits as its factorization.

14979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4996.

The product of its digits is 2268, while the sum is 30.

The square root of 14979 is about 122.3887249709. The cubic root of 14979 is about 24.6506063786.

The spelling of 14979 in words is "fourteen thousand, nine hundred seventy-nine".

Divisors: 1 3 4993 14979