Base | Representation |
---|---|
bin | 100010101000… |
… | …1101011001001 |
3 | 1021011122021210 |
4 | 1011101223021 |
5 | 14122112304 |
6 | 1445123333 |
7 | 310234365 |
oct | 105215311 |
9 | 37148253 |
10 | 18160329 |
11 | a284140 |
12 | 60b9549 |
13 | 39bac75 |
14 | 25aa2a5 |
15 | 18dac89 |
hex | 1151ac9 |
18160329 has 16 divisors (see below), whose sum is σ = 26576064. Its totient is φ = 10939200.
The previous prime is 18160313. The next prime is 18160339. The reversal of 18160329 is 92306181.
It is not a de Polignac number, because 18160329 - 24 = 18160313 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18160296 and 18160305.
It is not an unprimeable number, because it can be changed into a prime (18160339) 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 15 ways as a sum of consecutive naturals, for example, 4119 + ... + 7299.
It is an arithmetic number, because the mean of its divisors is an integer number (1661004).
Almost surely, 218160329 is an apocalyptic number.
It is an amenable number.
18160329 is a deficient number, since it is larger than the sum of its proper divisors (8415735).
18160329 is a wasteful number, since it uses less digits than its factorization.
18160329 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3368.
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 18160329 is about 4261.4937521953. The cubic root of 18160329 is about 262.8499532054.
The spelling of 18160329 in words is "eighteen million, one hundred sixty thousand, three hundred twenty-nine".
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