Search a number
-
+
23313023112 = 233971375963
BaseRepresentation
bin10101101101100100…
…001000000010001000
32020011201120021120110
4111231210020002020
5340221113214422
614413154554320
71453501266261
oct255544100210
966151507513
1023313023112
119983659355
1246275989a0
132276b99842
1411b22d1968
15916a4260c
hex56d908088

23313023112 has 16 divisors (see below), whose sum is σ = 58282557840. Its totient is φ = 7771007696.

The previous prime is 23313023081. The next prime is 23313023119. The reversal of 23313023112 is 21132031332.

It is not an unprimeable number, because it can be changed into a prime (23313023119) 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, 485687958 + ... + 485688005.

It is an arithmetic number, because the mean of its divisors is an integer number (3642659865).

Almost surely, 223313023112 is an apocalyptic number.

It is an amenable number.

23313023112 is an abundant number, since it is smaller than the sum of its proper divisors (34969534728).

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

23313023112 is a wasteful number, since it uses less digits than its factorization.

23313023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971375972 (or 971375968 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23313023112 its reverse (21132031332), we get a palindrome (44445054444).

The spelling of 23313023112 in words is "twenty-three billion, three hundred thirteen million, twenty-three thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 971375963 1942751926 2914127889 3885503852 5828255778 7771007704 11656511556 23313023112