Base | Representation |
---|---|
bin | 101101011110… |
… | …1000110011111 |
3 | 1122212100202122 |
4 | 1122331012133 |
5 | 22100440411 |
6 | 2211013155 |
7 | 406443536 |
oct | 132750637 |
9 | 48770678 |
10 | 23843231 |
11 | 12505855 |
12 | 7b9a1bb |
13 | 4c2a829 |
14 | 324931d |
15 | 215e9db |
hex | 16bd19f |
23843231 has 4 divisors (see below), whose sum is σ = 25245792. Its totient is φ = 22440672.
The previous prime is 23843219. The next prime is 23843297. The reversal of 23843231 is 13234832.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23843231 - 26 = 23843167 is a prime.
It is a super-2 number, since 2×238432312 = 1136999329038722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23843231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23843431) 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, 701255 + ... + 701288.
It is an arithmetic number, because the mean of its divisors is an integer number (6311448).
Almost surely, 223843231 is an apocalyptic number.
23843231 is a deficient number, since it is larger than the sum of its proper divisors (1402561).
23843231 is a wasteful number, since it uses less digits than its factorization.
23843231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1402560.
The product of its digits is 3456, while the sum is 26.
The square root of 23843231 is about 4882.9531023757. The cubic root of 23843231 is about 287.8204859630.
The spelling of 23843231 in words is "twenty-three million, eight hundred forty-three thousand, two hundred thirty-one".
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