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14855 = 52971
BaseRepresentation
bin11101000000111
3202101012
43220013
5433410
6152435
761211
oct35007
922335
1014855
1110185
12871b
1369b9
1455b1
154605
hex3a07

14855 has 4 divisors (see below), whose sum is σ = 17832. Its totient is φ = 11880.

The previous prime is 14851. The next prime is 14867. The reversal of 14855 is 55841.

Adding to 14855 its sum of digits (23), we get a triangular number (14878 = T172).

14855 = 62 + 72 + ... + 352.

14855 is digitally balanced in base 2 and base 3, because in such bases 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: 55841 = 192939.

It is not a de Polignac number, because 14855 - 22 = 14851 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 14855.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 14855.

It is not an unprimeable number, because it can be changed into a prime (14851) 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, 1481 + ... + 1490.

It is an arithmetic number, because the mean of its divisors is an integer number (4458).

214855 is an apocalyptic number.

14855 is a deficient number, since it is larger than the sum of its proper divisors (2977).

14855 is an equidigital number, since it uses as much as digits as its factorization.

14855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976.

The product of its digits is 800, while the sum is 23.

The square root of 14855 is about 121.8810895915. The cubic root of 14855 is about 24.5823964659.

The spelling of 14855 in words is "fourteen thousand, eight hundred fifty-five".

Divisors: 1 5 2971 14855