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23105304168 = 2337379716547
BaseRepresentation
bin10101100001001011…
…101111011001101000
32012122020201001202020
4111201023233121220
5334304424213133
614340414504440
71445366562552
oct254113573150
965566631666
1023105304168
119887384001
124589b05120
132242b3c01b
1411928a04d2
159036b10b3
hex5612ef668

23105304168 has 64 divisors (see below), whose sum is σ = 58631549760. Its totient is φ = 7586274816.

The previous prime is 23105304161. The next prime is 23105304169. The reversal of 23105304168 is 86140350132.

It is not an unprimeable number, because it can be changed into a prime (23105304161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1388071 + ... + 1404617.

It is an arithmetic number, because the mean of its divisors is an integer number (916117965).

Almost surely, 223105304168 is an apocalyptic number.

It is an amenable number.

23105304168 is an abundant number, since it is smaller than the sum of its proper divisors (35526245592).

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

23105304168 is a wasteful number, since it uses less digits than its factorization.

23105304168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17426 (or 17422 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 23105304168 in words is "twenty-three billion, one hundred five million, three hundred four thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 73 146 219 292 438 584 797 876 1594 1752 2391 3188 4782 6376 9564 16547 19128 33094 49641 58181 66188 99282 116362 132376 174543 198564 232724 349086 397128 465448 698172 1207931 1396344 2415862 3623793 4831724 7247586 9663448 13187959 14495172 26375918 28990344 39563877 52751836 79127754 105503672 158255508 316511016 962721007 1925442014 2888163021 3850884028 5776326042 7701768056 11552652084 23105304168