Base | Representation |
---|---|
bin | 101100011100… |
… | …0011110110111 |
3 | 1121211202121211 |
4 | 1120320132313 |
5 | 21431100043 |
6 | 2151222251 |
7 | 402022045 |
oct | 130703667 |
9 | 47752554 |
10 | 23300023 |
11 | 1217471a |
12 | 7977987 |
13 | 4a9a4c6 |
14 | 3147395 |
15 | 20a3a9d |
hex | 16387b7 |
23300023 has 16 divisors (see below), whose sum is σ = 25484800. Its totient is φ = 21287448.
The previous prime is 23299967. The next prime is 23300027. The reversal of 23300023 is 32000332.
It is not a de Polignac number, because 23300023 - 213 = 23291831 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23299976 and 23300012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23300027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294898 + ... + 294976.
It is an arithmetic number, because the mean of its divisors is an integer number (1592800).
Almost surely, 223300023 is an apocalyptic number.
23300023 is a deficient number, since it is larger than the sum of its proper divisors (2184777).
23300023 is an frugal number, since it uses more digits than its factorization.
23300023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179 (or 141 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 13.
The square root of 23300023 is about 4827.0097368868. The cubic root of 23300023 is about 285.6179185600.
Adding to 23300023 its reverse (32000332), we get a palindrome (55300355).
The spelling of 23300023 in words is "twenty-three million, three hundred thousand, twenty-three".
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