Base | Representation |
---|---|
bin | 101101000101… |
… | …1000111011000 |
3 | 1122110221220120 |
4 | 1122023013120 |
5 | 22022412423 |
6 | 2202353240 |
7 | 404631606 |
oct | 132130730 |
9 | 48427816 |
10 | 23638488 |
11 | 12385a45 |
12 | 7abb820 |
13 | 4b88593 |
14 | 31d4876 |
15 | 211dee3 |
hex | 168b1d8 |
23638488 has 32 divisors (see below), whose sum is σ = 59304960. Its totient is φ = 7851680.
The previous prime is 23638487. The next prime is 23638499. The reversal of 23638488 is 88483632.
It is a super-2 number, since 2×236384882 = 1117556229852288, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23638487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5881 + ... + 9047.
It is an arithmetic number, because the mean of its divisors is an integer number (1853280).
Almost surely, 223638488 is an apocalyptic number.
It is an amenable number.
23638488 is an abundant number, since it is smaller than the sum of its proper divisors (35666472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23638488 is a wasteful number, since it uses less digits than its factorization.
23638488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3487 (or 3483 counting only the distinct ones).
The product of its digits is 221184, while the sum is 42.
The square root of 23638488 is about 4861.9428215478. The cubic root of 23638488 is about 286.9942736214.
The spelling of 23638488 in words is "twenty-three million, six hundred thirty-eight thousand, four hundred eighty-eight".
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