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23160413 = 71326203
BaseRepresentation
bin101100001011…
…0011001011101
31121120200010002
41120112121131
521412113123
62144224045
7400601033
oct130263135
947520102
1023160413
1112089841
12790b025
134a4bab3
14310c553
152077528
hex161665d

23160413 has 4 divisors (see below), whose sum is σ = 23486688. Its totient is φ = 22834140.

The previous prime is 23160343. The next prime is 23160421. The reversal of 23160413 is 31406132.

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.

It is a cyclic number.

It is not a de Polignac number, because 23160413 - 28 = 23160157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23160913) 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, 163031 + ... + 163172.

It is an arithmetic number, because the mean of its divisors is an integer number (5871672).

Almost surely, 223160413 is an apocalyptic number.

It is an amenable number.

23160413 is a deficient number, since it is larger than the sum of its proper divisors (326275).

23160413 is an equidigital number, since it uses as much as digits as its factorization.

23160413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326274.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 23160413 is about 4812.5266752507. The cubic root of 23160413 is about 285.0463164696.

Adding to 23160413 its reverse (31406132), we get a palindrome (54566545).

The spelling of 23160413 in words is "twenty-three million, one hundred sixty thousand, four hundred thirteen".

Divisors: 1 71 326203 23160413