Base | Representation |
---|---|
bin | 100010100101… |
… | …0110001111111 |
3 | 1021010012120002 |
4 | 1011022301333 |
5 | 14120211340 |
6 | 1444344515 |
7 | 310056152 |
oct | 105126177 |
9 | 37105502 |
10 | 18132095 |
11 | a264a03 |
12 | 60a513b |
13 | 39ab167 |
14 | 259dc99 |
15 | 18d2715 |
hex | 114ac7f |
18132095 has 12 divisors (see below), whose sum is σ = 22193976. Its totient is φ = 14220960.
The previous prime is 18132089. The next prime is 18132131. The reversal of 18132095 is 59023181.
It is not a de Polignac number, because 18132095 - 26 = 18132031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13400 + ... + 14690.
It is an arithmetic number, because the mean of its divisors is an integer number (1849498).
Almost surely, 218132095 is an apocalyptic number.
18132095 is a deficient number, since it is larger than the sum of its proper divisors (4061881).
18132095 is an equidigital number, since it uses as much as digits as its factorization.
18132095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1402 (or 1349 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 18132095 is about 4258.1797754440. The cubic root of 18132095 is about 262.7136642852.
The spelling of 18132095 in words is "eighteen million, one hundred thirty-two thousand, ninety-five".
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