Base | Representation |
---|---|
bin | 101100100100… |
… | …1100011100001 |
3 | 1121222022112211 |
4 | 1121021203201 |
5 | 21440314303 |
6 | 2152522121 |
7 | 402432655 |
oct | 131114341 |
9 | 47868484 |
10 | 23369953 |
11 | 12212212 |
12 | 79b0341 |
13 | 4ac3299 |
14 | 3164a65 |
15 | 20b966d |
hex | 16498e1 |
23369953 has 4 divisors (see below), whose sum is σ = 23430420. Its totient is φ = 23309488.
The previous prime is 23369947. The next prime is 23369971. The reversal of 23369953 is 35996332.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 7273809 + 16096144 = 2697^2 + 4012^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23369953 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23369933) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29650 + ... + 30427.
It is an arithmetic number, because the mean of its divisors is an integer number (5857605).
Almost surely, 223369953 is an apocalyptic number.
It is an amenable number.
23369953 is a deficient number, since it is larger than the sum of its proper divisors (60467).
23369953 is an equidigital number, since it uses as much as digits as its factorization.
23369953 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60466.
The product of its digits is 131220, while the sum is 40.
The square root of 23369953 is about 4834.2479249621. The cubic root of 23369953 is about 285.9033733924.
The spelling of 23369953 in words is "twenty-three million, three hundred sixty-nine thousand, nine hundred fifty-three".
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