Base | Representation |
---|---|
bin | 101101001011… |
… | …1010100000000 |
3 | 1122120111102221 |
4 | 1122113110000 |
5 | 22031012243 |
6 | 2203420424 |
7 | 405230350 |
oct | 132272400 |
9 | 48514387 |
10 | 23688448 |
11 | 1240a533 |
12 | 7b24714 |
13 | 4ba5244 |
14 | 3208b60 |
15 | 212dbed |
hex | 1697500 |
23688448 has 36 divisors (see below), whose sum is σ = 54043360. Its totient is φ = 10151424.
The previous prime is 23688443. The next prime is 23688451. The reversal of 23688448 is 84488632.
It is a super-2 number, since 2×236884482 = 1122285137297408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23688443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4818 + ... + 8401.
Almost surely, 223688448 is an apocalyptic number.
23688448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
23688448 is an abundant number, since it is smaller than the sum of its proper divisors (30354912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23688448 is an equidigital number, since it uses as much as digits as its factorization.
23688448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13242 (or 13228 counting only the distinct ones).
The product of its digits is 294912, while the sum is 43.
The square root of 23688448 is about 4867.0779734868. The cubic root of 23688448 is about 287.1963190379.
It can be divided in two parts, 2368 and 8448, that added together give a square (10816 = 1042).
The spelling of 23688448 in words is "twenty-three million, six hundred eighty-eight thousand, four hundred forty-eight".
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