Base | Representation |
---|---|
bin | 100010100101… |
… | …1000001011011 |
3 | 1021010020220200 |
4 | 1011023001123 |
5 | 14120224313 |
6 | 1444353243 |
7 | 310062063 |
oct | 105130133 |
9 | 37106820 |
10 | 18133083 |
11 | a265721 |
12 | 60a5823 |
13 | 39ab747 |
14 | 25a03a3 |
15 | 18d2b73 |
hex | 114b05b |
18133083 has 12 divisors (see below), whose sum is σ = 26463528. Its totient is φ = 11963520.
The previous prime is 18133069. The next prime is 18133097. The reversal of 18133083 is 38033181.
It is an interprime number because it is at equal distance from previous prime (18133069) and next prime (18133097).
It is not a de Polignac number, because 18133083 - 25 = 18133051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (18133783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9513 + ... + 11258.
It is an arithmetic number, because the mean of its divisors is an integer number (2205294).
Almost surely, 218133083 is an apocalyptic number.
18133083 is a deficient number, since it is larger than the sum of its proper divisors (8330445).
18133083 is a wasteful number, since it uses less digits than its factorization.
18133083 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20874 (or 20871 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 18133083 is about 4258.2957858749. The cubic root of 18133083 is about 262.7184358682.
The spelling of 18133083 in words is "eighteen million, one hundred thirty-three thousand, eighty-three".
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