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23325205 = 5131149239
BaseRepresentation
bin101100011111…
…0101000010101
31121220001011111
41120332220111
521432401310
62151535021
7402155341
oct130765025
947801144
1023325205
1112191632
12798a471
134aa8ac7
143152621
1520ab28a
hex163ea15

23325205 has 16 divisors (see below), whose sum is σ = 28512000. Its totient is φ = 18316480.

The previous prime is 23325161. The next prime is 23325223. The reversal of 23325205 is 50252332.

It is not a de Polignac number, because 23325205 - 217 = 23194133 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 97476 + ... + 97714.

It is an arithmetic number, because the mean of its divisors is an integer number (1782000).

Almost surely, 223325205 is an apocalyptic number.

It is an amenable number.

23325205 is a deficient number, since it is larger than the sum of its proper divisors (5186795).

23325205 is a wasteful number, since it uses less digits than its factorization.

23325205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 23325205 is about 4829.6174796768. The cubic root of 23325205 is about 285.7207774120.

Adding to 23325205 its reverse (50252332), we get a palindrome (73577537).

The spelling of 23325205 in words is "twenty-three million, three hundred twenty-five thousand, two hundred five".

Divisors: 1 5 131 149 239 655 745 1195 19519 31309 35611 97595 156545 178055 4665041 23325205