Search a number
-
+
23365085 = 521122147
BaseRepresentation
bin101100100100…
…0010111011101
31121222001212112
41121020113131
521440140320
62152443405
7402412532
oct131102735
947861775
1023365085
1112209597
1279a9565
134ac0cc3
143162d89
1520b7ec5
hex16485dd

23365085 has 8 divisors (see below), whose sum is σ = 28172256. Its totient is φ = 18602640.

The previous prime is 23365073. The next prime is 23365087. The reversal of 23365085 is 58056332.

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

It is not a de Polignac number, because 23365085 - 218 = 23102941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23365087) 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 7 ways as a sum of consecutive naturals, for example, 10019 + ... + 12128.

It is an arithmetic number, because the mean of its divisors is an integer number (3521532).

Almost surely, 223365085 is an apocalyptic number.

It is an amenable number.

23365085 is a deficient number, since it is larger than the sum of its proper divisors (4807171).

23365085 is a wasteful number, since it uses less digits than its factorization.

23365085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22363.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 23365085 is about 4833.7444078064. The cubic root of 23365085 is about 285.8835206315.

The spelling of 23365085 in words is "twenty-three million, three hundred sixty-five thousand, eighty-five".

Divisors: 1 5 211 1055 22147 110735 4673017 23365085