Base | Representation |
---|---|
bin | 100010011101… |
… | …0000000011000 |
3 | 1020222201022020 |
4 | 1010322000120 |
5 | 14111012014 |
6 | 1443054440 |
7 | 306351633 |
oct | 104720030 |
9 | 36881266 |
10 | 18063384 |
11 | a218319 |
12 | 6071420 |
13 | 3985ac1 |
14 | 2582c1a |
15 | 18bc1a9 |
hex | 113a018 |
18063384 has 32 divisors (see below), whose sum is σ = 47815920. Its totient is φ = 5666816.
The previous prime is 18063379. The next prime is 18063391. The reversal of 18063384 is 48336081.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21729 + ... + 22544.
Almost surely, 218063384 is an apocalyptic number.
It is an amenable number.
18063384 is an abundant number, since it is smaller than the sum of its proper divisors (29752536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18063384 is a wasteful number, since it uses less digits than its factorization.
18063384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44299 (or 44295 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 18063384 is about 4250.1039987276. The cubic root of 18063384 is about 262.3813958528.
The spelling of 18063384 in words is "eighteen million, sixty-three thousand, three hundred eighty-four".
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