Base | Representation |
---|---|
bin | 101100010101… |
… | …0011011001011 |
3 | 1121201211122020 |
4 | 1120222123023 |
5 | 21422224233 |
6 | 2150055523 |
7 | 401362140 |
oct | 130523313 |
9 | 47654566 |
10 | 23242443 |
11 | 12135434 |
12 | 794a5a3 |
13 | 4a7a233 |
14 | 31303c7 |
15 | 20919b3 |
hex | 162a6cb |
23242443 has 16 divisors (see below), whose sum is σ = 36957696. Its totient is φ = 12703680.
The previous prime is 23242421. The next prime is 23242447. The reversal of 23242443 is 34424232.
It is not a de Polignac number, because 23242443 - 26 = 23242379 is a prime.
It is a super-2 number, since 2×232424432 = 1080422313216498, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23242447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23578 + ... + 24543.
It is an arithmetic number, because the mean of its divisors is an integer number (2309856).
Almost surely, 223242443 is an apocalyptic number.
23242443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
23242443 is a deficient number, since it is larger than the sum of its proper divisors (13715253).
23242443 is a wasteful number, since it uses less digits than its factorization.
23242443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48154.
The product of its digits is 4608, while the sum is 24.
The square root of 23242443 is about 4821.0416924146. The cubic root of 23242443 is about 285.3824474672.
Adding to 23242443 its reverse (34424232), we get a palindrome (57666675).
The spelling of 23242443 in words is "twenty-three million, two hundred forty-two thousand, four hundred forty-three".
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