Base | Representation |
---|---|
bin | 101100100111… |
… | …0011100000100 |
3 | 1122000022222200 |
4 | 1121032130010 |
5 | 21441434311 |
6 | 2153154500 |
7 | 402545202 |
oct | 131163404 |
9 | 48008880 |
10 | 23389956 |
11 | 12226247 |
12 | 79bba30 |
13 | 4acc415 |
14 | 316c072 |
15 | 20c0556 |
hex | 164e704 |
23389956 has 36 divisors (see below), whose sum is σ = 59963904. Its totient is φ = 7686000.
The previous prime is 23389913. The next prime is 23389963. The reversal of 23389956 is 65998332.
It is a tau number, because it is divible by the number of its divisors (36).
It is a zygodrome in base 3.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 2020 + ... + 7131.
It is an arithmetic number, because the mean of its divisors is an integer number (1665664).
Almost surely, 223389956 is an apocalyptic number.
It is an amenable number.
23389956 is an abundant number, since it is smaller than the sum of its proper divisors (36573948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23389956 is a wasteful number, since it uses less digits than its factorization.
23389956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9232 (or 9227 counting only the distinct ones).
The product of its digits is 349920, while the sum is 45.
The square root of 23389956 is about 4836.3163668230. The cubic root of 23389956 is about 285.9849210431.
The spelling of 23389956 in words is "twenty-three million, three hundred eighty-nine thousand, nine hundred fifty-six".
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