Base | Representation |
---|---|
bin | 101101000100… |
… | …1110011110011 |
3 | 1122110200120110 |
4 | 1122021303303 |
5 | 22022230024 |
6 | 2202312403 |
7 | 404610165 |
oct | 132116363 |
9 | 48420513 |
10 | 23633139 |
11 | 12381a22 |
12 | 7ab8703 |
13 | 4b8600a |
14 | 31d2935 |
15 | 211c629 |
hex | 1689cf3 |
23633139 has 8 divisors (see below), whose sum is σ = 31576000. Its totient is φ = 15722856.
The previous prime is 23633117. The next prime is 23633143. The reversal of 23633139 is 93133632.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23633139 - 25 = 23633107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23633539) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6397 + ... + 9390.
It is an arithmetic number, because the mean of its divisors is an integer number (3947000).
Almost surely, 223633139 is an apocalyptic number.
23633139 is a deficient number, since it is larger than the sum of its proper divisors (7942861).
23633139 is a wasteful number, since it uses less digits than its factorization.
23633139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16289.
The product of its digits is 8748, while the sum is 30.
The square root of 23633139 is about 4861.3927016854. The cubic root of 23633139 is about 286.9726246313.
The spelling of 23633139 in words is "twenty-three million, six hundred thirty-three thousand, one hundred thirty-nine".
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