Base | Representation |
---|---|
bin | 100010011101… |
… | …1011010101010 |
3 | 1021000000020020 |
4 | 1010323122222 |
5 | 14111203122 |
6 | 1443141310 |
7 | 306404526 |
oct | 104733252 |
9 | 37000206 |
10 | 18069162 |
11 | a2216a1 |
12 | 6074836 |
13 | 3988617 |
14 | 2584d86 |
15 | 18bdc5c |
hex | 113b6aa |
18069162 has 8 divisors (see below), whose sum is σ = 36138336. Its totient is φ = 6023052.
The previous prime is 18069137. The next prime is 18069167. The reversal of 18069162 is 26196081.
It is a sphenic number, since it is the product of 3 distinct primes.
18069162 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (18069167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505758 + ... + 1505769.
It is an arithmetic number, because the mean of its divisors is an integer number (4517292).
Almost surely, 218069162 is an apocalyptic number.
18069162 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18069162 is a wasteful number, since it uses less digits than its factorization.
18069162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3011532.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 18069162 is about 4250.7836924501. The cubic root of 18069162 is about 262.4093691659.
The spelling of 18069162 in words is "eighteen million, sixty-nine thousand, one hundred sixty-two".
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