Base | Representation |
---|---|
bin | 101011110111… |
… | …1010000010011 |
3 | 1121021112011221 |
4 | 1113233100103 |
5 | 21342000313 |
6 | 2140545511 |
7 | 366332431 |
oct | 127572023 |
9 | 47245157 |
10 | 23000083 |
11 | 11a8a337 |
12 | 7852297 |
13 | 49c3b22 |
14 | 30a9d51 |
15 | 2044c8d |
hex | 15ef413 |
23000083 has 4 divisors (see below), whose sum is σ = 23020200. Its totient is φ = 22979968.
The previous prime is 23000071. The next prime is 23000093. The reversal of 23000083 is 38000032.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23000083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23000093) 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, 8233 + ... + 10666.
It is an arithmetic number, because the mean of its divisors is an integer number (5755050).
Almost surely, 223000083 is an apocalyptic number.
23000083 is a deficient number, since it is larger than the sum of its proper divisors (20117).
23000083 is a wasteful number, since it uses less digits than its factorization.
23000083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20116.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 23000083 is about 4795.8401766531. The cubic root of 23000083 is about 284.3870400731.
The spelling of 23000083 in words is "twenty-three million, eighty-three", and thus it is an aban number and an uban number.
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