Base | Representation |
---|---|
bin | 101101001100… |
… | …0011101001000 |
3 | 1122120201212021 |
4 | 1122120131020 |
5 | 22031140003 |
6 | 2203454224 |
7 | 405250114 |
oct | 132303510 |
9 | 48521767 |
10 | 23693128 |
11 | 12412aa8 |
12 | 7b27374 |
13 | 4ba7404 |
14 | 320a744 |
15 | 21302bd |
hex | 1698748 |
23693128 has 16 divisors (see below), whose sum is σ = 46356480. Its totient is φ = 11331408.
The previous prime is 23693119. The next prime is 23693141. The reversal of 23693128 is 82139632.
It is a happy number.
It is a super-2 number, since 2×236931282 = 1122728628848768, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23693093 and 23693102.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64200 + ... + 64567.
It is an arithmetic number, because the mean of its divisors is an integer number (2897280).
Almost surely, 223693128 is an apocalyptic number.
It is an amenable number.
23693128 is a deficient number, since it is larger than the sum of its proper divisors (22663352).
23693128 is a wasteful number, since it uses less digits than its factorization.
23693128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128796 (or 128792 counting only the distinct ones).
The product of its digits is 15552, while the sum is 34.
The square root of 23693128 is about 4867.5587310273. The cubic root of 23693128 is about 287.2152310728.
The spelling of 23693128 in words is "twenty-three million, six hundred ninety-three thousand, one hundred twenty-eight".
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