Base | Representation |
---|---|
bin | 10101111010100011… |
… | …110100101111110010 |
3 | 2020201220211002101102 |
4 | 111322203310233302 |
5 | 341142422013142 |
6 | 14450544004402 |
7 | 1462056415154 |
oct | 257243645762 |
9 | 66656732342 |
10 | 23531047922 |
11 | 9a85732648 |
12 | 4688600702 |
13 | 22b00c51c5 |
14 | 11d3246ad4 |
15 | 92ac5c532 |
hex | 57a8f4bf2 |
23531047922 has 18 divisors (see below), whose sum is σ = 36482326479. Its totient is φ = 11382736860.
The previous prime is 23531047921. The next prime is 23531047927. The reversal of 23531047922 is 22974013532.
It can be written as a sum of positive squares in only one way, i.e., 11765523961 + 11765523961 = 108469^2 + 108469^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=108469.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23531047921) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6723329 + ... + 6726827.
Almost surely, 223531047922 is an apocalyptic number.
23531047922 is a deficient number, since it is larger than the sum of its proper divisors (12951278557).
23531047922 is an frugal number, since it uses more digits than its factorization.
23531047922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7062 (or 3532 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 38.
The spelling of 23531047922 in words is "twenty-three billion, five hundred thirty-one million, forty-seven thousand, nine hundred twenty-two".
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