Base | Representation |
---|---|
bin | 10001000011000010… |
… | …100011011100011000 |
3 | 1202020200100122022001 |
4 | 101003002203130120 |
5 | 244441440041440 |
6 | 12224203210344 |
7 | 1215414431044 |
oct | 210302433430 |
9 | 52220318261 |
10 | 18304612120 |
11 | 7843527013 |
12 | 366a2169b4 |
13 | 1959384742 |
14 | c59081024 |
15 | 721ec8b9a |
hex | 4430a3718 |
18304612120 has 32 divisors (see below), whose sum is σ = 41962464720. Its totient is φ = 7183696000.
The previous prime is 18304612099. The next prime is 18304612163. The reversal of 18304612120 is 2121640381.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 4315006 + ... + 4319245.
Almost surely, 218304612120 is an apocalyptic number.
18304612120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18304612120 is an abundant number, since it is smaller than the sum of its proper divisors (23657852600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18304612120 is a wasteful number, since it uses less digits than its factorization.
18304612120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8634315 (or 8634311 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The spelling of 18304612120 in words is "eighteen billion, three hundred four million, six hundred twelve thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •