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14234513 = 16678539
BaseRepresentation
bin110110010011…
…001110010001
3222210012002012
4312103032101
512121001023
61225032305
7231664016
oct66231621
928705065
1014234513
118042667
124925695
132c450b7
141c6770d
1513b2978
hexd93391

14234513 has 4 divisors (see below), whose sum is σ = 14244720. Its totient is φ = 14224308.

The previous prime is 14234501. The next prime is 14234527. The reversal of 14234513 is 31543241.

14234513 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 a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31543241 = 71444271.

It is a cyclic number.

It is not a de Polignac number, because 14234513 - 26 = 14234449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14234113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2603 + ... + 5936.

It is an arithmetic number, because the mean of its divisors is an integer number (3561180).

Almost surely, 214234513 is an apocalyptic number.

It is an amenable number.

14234513 is a deficient number, since it is larger than the sum of its proper divisors (10207).

14234513 is an equidigital number, since it uses as much as digits as its factorization.

14234513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10206.

The product of its digits is 1440, while the sum is 23.

The square root of 14234513 is about 3772.8653567282. The cubic root of 14234513 is about 242.3525188200.

Adding to 14234513 its reverse (31543241), we get a palindrome (45777754).

The spelling of 14234513 in words is "fourteen million, two hundred thirty-four thousand, five hundred thirteen".

Divisors: 1 1667 8539 14234513