Base | Representation |
---|---|
bin | 10101100100011101… |
… | …101001110101110110 |
3 | 2012210002020202020200 |
4 | 111210131221311312 |
5 | 334413021103023 |
6 | 14350102141330 |
7 | 1446635366523 |
oct | 254435516566 |
9 | 65702222220 |
10 | 23160331638 |
11 | 9905448a54 |
12 | 45a4421846 |
13 | 2251367862 |
14 | 1199d0614a |
15 | 908430743 |
hex | 564769d76 |
23160331638 has 24 divisors (see below), whose sum is σ = 50305873176. Its totient is φ = 7700856000.
The previous prime is 23160331627. The next prime is 23160331639. The reversal of 23160331638 is 83613306132.
23160331638 is a `hidden beast` number, since 2 + 3 + 1 + 603 + 3 + 16 + 38 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23160331639) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1597128 + ... + 1611563.
It is an arithmetic number, because the mean of its divisors is an integer number (2096078049).
Almost surely, 223160331638 is an apocalyptic number.
23160331638 is an abundant number, since it is smaller than the sum of its proper divisors (27145541538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23160331638 is a wasteful number, since it uses less digits than its factorization.
23160331638 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3209100 (or 3209097 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The spelling of 23160331638 in words is "twenty-three billion, one hundred sixty million, three hundred thirty-one thousand, six hundred thirty-eight".
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