Base | Representation |
---|---|
bin | 101101101110… |
… | …0101101111101 |
3 | 1200002221102000 |
4 | 1123130231331 |
5 | 22114111413 |
6 | 2213452513 |
7 | 410523231 |
oct | 133345575 |
9 | 50087360 |
10 | 23972733 |
11 | 12594084 |
12 | 8041139 |
13 | 4c74765 |
14 | 32805c1 |
15 | 2188073 |
hex | 16dcb7d |
23972733 has 16 divisors (see below), whose sum is σ = 35703360. Its totient is φ = 15897168.
The previous prime is 23972719. The next prime is 23972749. The reversal of 23972733 is 33727932.
It is not a de Polignac number, because 23972733 - 210 = 23971709 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23972033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3066 + ... + 7572.
It is an arithmetic number, because the mean of its divisors is an integer number (2231460).
Almost surely, 223972733 is an apocalyptic number.
It is an amenable number.
23972733 is a deficient number, since it is larger than the sum of its proper divisors (11730627).
23972733 is a wasteful number, since it uses less digits than its factorization.
23972733 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4713 (or 4707 counting only the distinct ones).
The product of its digits is 47628, while the sum is 36.
The square root of 23972733 is about 4896.1957681449. The cubic root of 23972733 is about 288.3406342797.
The spelling of 23972733 in words is "twenty-three million, nine hundred seventy-two thousand, seven hundred thirty-three".
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