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23321233230 = 235777374441
BaseRepresentation
bin10101101110000011…
…011100011101001110
32020012022000101201220
4111232003130131032
5340230213430410
614414050544210
71453631132421
oct255603343516
966168011656
1023321233230
119988256779
12462a298066
1322787b27b9
1411b342b9b8
15917615070
hex56e0dc74e

23321233230 has 16 divisors (see below), whose sum is σ = 55970959824. Its totient is φ = 6218995520.

The previous prime is 23321233219. The next prime is 23321233279. The reversal of 23321233230 is 3233212332.

It is a self number, because there is not a number n which added to its sum of digits gives 23321233230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388687191 + ... + 388687250.

It is an arithmetic number, because the mean of its divisors is an integer number (3498184989).

Almost surely, 223321233230 is an apocalyptic number.

23321233230 is an abundant number, since it is smaller than the sum of its proper divisors (32649726594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23321233230 is a wasteful number, since it uses less digits than its factorization.

23321233230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777374451.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23321233230 its reverse (3233212332), we get a palindrome (26554445562).

The spelling of 23321233230 in words is "twenty-three billion, three hundred twenty-one million, two hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 777374441 1554748882 2332123323 3886872205 4664246646 7773744410 11660616615 23321233230