Base | Representation |
---|---|
bin | 101100110001… |
… | …1001101001010 |
3 | 1122011122200010 |
4 | 1121203031022 |
5 | 22002200033 |
6 | 2155052350 |
7 | 403351200 |
oct | 131431512 |
9 | 48148603 |
10 | 23475018 |
11 | 12284146 |
12 | 7a410b6 |
13 | 4b2c058 |
14 | 3191070 |
15 | 20da863 |
hex | 166334a |
23475018 has 24 divisors (see below), whose sum is σ = 54616032. Its totient is φ = 6707064.
The previous prime is 23475017. The next prime is 23475031. The reversal of 23475018 is 81057432.
It is a zygodrome in base 5.
It is not an unprimeable number, because it can be changed into a prime (23475017) 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, 39630 + ... + 40217.
It is an arithmetic number, because the mean of its divisors is an integer number (2275668).
Almost surely, 223475018 is an apocalyptic number.
23475018 is an abundant number, since it is smaller than the sum of its proper divisors (31141014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23475018 is a wasteful number, since it uses less digits than its factorization.
23475018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79866 (or 79859 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 23475018 is about 4845.1024756965. The cubic root of 23475018 is about 286.3311810580.
The spelling of 23475018 in words is "twenty-three million, four hundred seventy-five thousand, eighteen".
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