Search a number
-
+
14872934 = 219391393
BaseRepresentation
bin111000101111…
…000101100110
31000222121211102
4320233011212
512301413214
61250440102
7240263216
oct70570546
930877742
1014872934
11843928a
124b93032
13310986b
141d92246
15148bbde
hexe2f166

14872934 has 8 divisors (see below), whose sum is σ = 23483640. Its totient is φ = 7045056.

The previous prime is 14872933. The next prime is 14872937. The reversal of 14872934 is 43927841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 391393 = 14872934 / (1 + 4 + 8 + 7 + 2 + 9 + 3 + 4).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14872933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195659 + ... + 195734.

It is an arithmetic number, because the mean of its divisors is an integer number (2935455).

Almost surely, 214872934 is an apocalyptic number.

14872934 is a deficient number, since it is larger than the sum of its proper divisors (8610706).

14872934 is a wasteful number, since it uses less digits than its factorization.

14872934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391414.

The product of its digits is 48384, while the sum is 38.

The square root of 14872934 is about 3856.5443080561. The cubic root of 14872934 is about 245.9228501984.

The spelling of 14872934 in words is "fourteen million, eight hundred seventy-two thousand, nine hundred thirty-four".

Divisors: 1 2 19 38 391393 782786 7436467 14872934