Base | Representation |
---|---|
bin | 100010100001… |
… | …0001010000000 |
3 | 1021001102002200 |
4 | 1011002022000 |
5 | 14113044033 |
6 | 1443513200 |
7 | 306551154 |
oct | 105021200 |
9 | 37042080 |
10 | 18096768 |
11 | a240408 |
12 | 6088800 |
13 | 3998061 |
14 | 2591064 |
15 | 18c7013 |
hex | 1142280 |
18096768 has 96 divisors (see below), whose sum is σ = 54419040. Its totient is φ = 5761536.
The previous prime is 18096751. The next prime is 18096769. The reversal of 18096768 is 86769081.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (18096769) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26155 + ... + 26837.
It is an arithmetic number, because the mean of its divisors is an integer number (566865).
Almost surely, 218096768 is an apocalyptic number.
18096768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18096768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27209520).
18096768 is an abundant number, since it is smaller than the sum of its proper divisors (36322272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18096768 is a wasteful number, since it uses less digits than its factorization.
18096768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 726 (or 711 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 18096768 is about 4254.0296190788. The cubic root of 18096768 is about 262.5429371941.
The spelling of 18096768 in words is "eighteen million, ninety-six thousand, seven hundred sixty-eight".
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