Base | Representation |
---|---|
bin | 101100110100… |
… | …1010101100110 |
3 | 1122012221010100 |
4 | 1121221111212 |
5 | 22004001014 |
6 | 2155404530 |
7 | 403514340 |
oct | 131512546 |
9 | 48187110 |
10 | 23500134 |
11 | 122a0aa9 |
12 | 7a53746 |
13 | 4b3a608 |
14 | 319a290 |
15 | 20e3009 |
hex | 1669566 |
23500134 has 48 divisors (see below), whose sum is σ = 59623200. Its totient is φ = 6549120.
The previous prime is 23500133. The next prime is 23500157. The reversal of 23500134 is 43100532.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23500133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2892 + ... + 7440.
It is an arithmetic number, because the mean of its divisors is an integer number (1242150).
Almost surely, 223500134 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23500134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29811600).
23500134 is an abundant number, since it is smaller than the sum of its proper divisors (36123066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23500134 is a wasteful number, since it uses less digits than its factorization.
23500134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4605 (or 4602 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 23500134 is about 4847.6936784413. The cubic root of 23500134 is about 286.4332602234.
Adding to 23500134 its reverse (43100532), we get a palindrome (66600666).
The spelling of 23500134 in words is "twenty-three million, five hundred thousand, one hundred thirty-four".
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