Base | Representation |
---|---|
bin | 101100011000… |
… | …1000011111111 |
3 | 1121210012221012 |
4 | 1120301003333 |
5 | 21424112011 |
6 | 2150425435 |
7 | 401534330 |
oct | 130610377 |
9 | 47705835 |
10 | 23269631 |
11 | 12153900 |
12 | 796227b |
13 | 4a89718 |
14 | 313a287 |
15 | 2099a8b |
hex | 16310ff |
23269631 has 24 divisors (see below), whose sum is σ = 29672832. Its totient is φ = 17859600.
The previous prime is 23269601. The next prime is 23269637. The reversal of 23269631 is 13696232.
It is a de Polignac number, because none of the positive numbers 2k-23269631 is a prime.
It is a super-2 number, since 2×232696312 = 1082951453752322, which contains 22 as substring.
Its product of digits (11664) is a multiple of the sum of its prime divisors (432).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23269637) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70136 + ... + 70466.
It is an arithmetic number, because the mean of its divisors is an integer number (1236368).
Almost surely, 223269631 is an apocalyptic number.
23269631 is a deficient number, since it is larger than the sum of its proper divisors (6403201).
23269631 is a wasteful number, since it uses less digits than its factorization.
23269631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443 (or 432 counting only the distinct ones).
The product of its digits is 11664, while the sum is 32.
The square root of 23269631 is about 4823.8605908546. The cubic root of 23269631 is about 285.4936801028.
The spelling of 23269631 in words is "twenty-three million, two hundred sixty-nine thousand, six hundred thirty-one".
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