Base | Representation |
---|---|
bin | 100010011111… |
… | …1000110001010 |
3 | 1021000202220110 |
4 | 1010333012022 |
5 | 14112143414 |
6 | 1443335150 |
7 | 306466500 |
oct | 104770612 |
9 | 37022813 |
10 | 18084234 |
11 | a231a53 |
12 | 60814b6 |
13 | 399243c |
14 | 258a670 |
15 | 18c3459 |
hex | 113f18a |
18084234 has 24 divisors (see below), whose sum is σ = 42074208. Its totient is φ = 5166840.
The previous prime is 18084229. The next prime is 18084247. The reversal of 18084234 is 43248081.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30462 + ... + 31049.
It is an arithmetic number, because the mean of its divisors is an integer number (1753092).
Almost surely, 218084234 is an apocalyptic number.
18084234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
18084234 is an abundant number, since it is smaller than the sum of its proper divisors (23989974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18084234 is a wasteful number, since it uses less digits than its factorization.
18084234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61530 (or 61523 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 18084234 is about 4252.5561724685. The cubic root of 18084234 is about 262.4823099190.
The spelling of 18084234 in words is "eighteen million, eighty-four thousand, two hundred thirty-four".
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