Base | Representation |
---|---|
bin | 100010010101… |
… | …1110111011100 |
3 | 1020212202212012 |
4 | 1010223313130 |
5 | 14102133333 |
6 | 1441530352 |
7 | 306021035 |
oct | 104536734 |
9 | 36782765 |
10 | 18005468 |
11 | a188858 |
12 | 60439b8 |
13 | 3965630 |
14 | 2569a8c |
15 | 18a9e48 |
hex | 112bddc |
18005468 has 12 divisors (see below), whose sum is σ = 33933480. Its totient is φ = 8310192.
The previous prime is 18005467. The next prime is 18005473. The reversal of 18005468 is 86450081.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18005467) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173078 + ... + 173181.
It is an arithmetic number, because the mean of its divisors is an integer number (2827790).
Almost surely, 218005468 is an apocalyptic number.
It is an amenable number.
18005468 is a deficient number, since it is larger than the sum of its proper divisors (15928012).
18005468 is a wasteful number, since it uses less digits than its factorization.
18005468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346276 (or 346274 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 18005468 is about 4243.2850481673. The cubic root of 18005468 is about 262.1006741674.
The spelling of 18005468 in words is "eighteen million, five thousand, four hundred sixty-eight".
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