Base | Representation |
---|---|
bin | 100010110001… |
… | …0110000110010 |
3 | 1021022012022010 |
4 | 1011202300302 |
5 | 14131332242 |
6 | 1450423350 |
7 | 310645425 |
oct | 105426062 |
9 | 37265263 |
10 | 18230322 |
11 | a321790 |
12 | 6131b56 |
13 | 3a13a96 |
14 | 25c79bc |
15 | 190189c |
hex | 1162c32 |
18230322 has 32 divisors (see below), whose sum is σ = 40751424. Its totient is φ = 5388800.
The previous prime is 18230321. The next prime is 18230347. The reversal of 18230322 is 22303281.
It is not an unprimeable number, because it can be changed into a prime (18230321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 663 + ... + 6074.
It is an arithmetic number, because the mean of its divisors is an integer number (1273482).
Almost surely, 218230322 is an apocalyptic number.
18230322 is an abundant number, since it is smaller than the sum of its proper divisors (22521102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18230322 is a wasteful number, since it uses less digits than its factorization.
18230322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6794.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 18230322 is about 4269.6981157923. The cubic root of 18230322 is about 263.1872097855.
The spelling of 18230322 in words is "eighteen million, two hundred thirty thousand, three hundred twenty-two".
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