Base | Representation |
---|---|
bin | 100010111000… |
… | …0110111111110 |
3 | 1021102010121000 |
4 | 1011300313332 |
5 | 14140210001 |
6 | 1451551130 |
7 | 311306103 |
oct | 105606776 |
9 | 37363530 |
10 | 18288126 |
11 | a36115a |
12 | 615b4a6 |
13 | 3a3419c |
14 | 2600aaa |
15 | 1913a86 |
hex | 1170dfe |
18288126 has 16 divisors (see below), whose sum is σ = 40640400. Its totient is φ = 6096024.
The previous prime is 18288121. The next prime is 18288133. The reversal of 18288126 is 62188281.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18288121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169281 + ... + 169388.
It is an arithmetic number, because the mean of its divisors is an integer number (2540025).
Almost surely, 218288126 is an apocalyptic number.
18288126 is an abundant number, since it is smaller than the sum of its proper divisors (22352274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18288126 is a wasteful number, since it uses less digits than its factorization.
18288126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338680 (or 338674 counting only the distinct ones).
The product of its digits is 12288, while the sum is 36.
The square root of 18288126 is about 4276.4618553192. The cubic root of 18288126 is about 263.4650842432.
The spelling of 18288126 in words is "eighteen million, two hundred eighty-eight thousand, one hundred twenty-six".
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