Base | Representation |
---|---|
bin | 101100101001… |
… | …0100011010100 |
3 | 1122001012002200 |
4 | 1121102203110 |
5 | 21443004204 |
6 | 2153404500 |
7 | 402645261 |
oct | 131224324 |
9 | 48035080 |
10 | 23406804 |
11 | 12237973 |
12 | 7a09730 |
13 | 4b06ca5 |
14 | 3174268 |
15 | 20c5539 |
hex | 16528d4 |
23406804 has 18 divisors (see below), whose sum is σ = 59167290. Its totient is φ = 7802256.
The previous prime is 23406787. The next prime is 23406809. The reversal of 23406804 is 40860432.
It can be written as a sum of positive squares in only one way, i.e., 20684304 + 2722500 = 4548^2 + 1650^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23406809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325059 + ... + 325130.
Almost surely, 223406804 is an apocalyptic number.
It is an amenable number.
23406804 is an abundant number, since it is smaller than the sum of its proper divisors (35760486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23406804 is a wasteful number, since it uses less digits than its factorization.
23406804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 650199 (or 650194 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 23406804 is about 4838.0578748089. The cubic root of 23406804 is about 286.0535704173.
The spelling of 23406804 in words is "twenty-three million, four hundred six thousand, eight hundred four".
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