Base | Representation |
---|---|
bin | 111101100101… |
… | …101101010110 |
3 | 1010101021002210 |
4 | 331211231112 |
5 | 13113121423 |
6 | 1334014250 |
7 | 254142444 |
oct | 75455526 |
9 | 33337083 |
10 | 16145238 |
11 | 912817a |
12 | 54a7386 |
13 | 34639c5 |
14 | 2203b94 |
15 | 163db93 |
hex | f65b56 |
16145238 has 16 divisors (see below), whose sum is σ = 32348160. Its totient is φ = 5372136.
The previous prime is 16145221. The next prime is 16145251. The reversal of 16145238 is 83254161.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1803 + ... + 5961.
It is an arithmetic number, because the mean of its divisors is an integer number (2021760).
Almost surely, 216145238 is an apocalyptic number.
16145238 is an abundant number, since it is smaller than the sum of its proper divisors (16202922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16145238 is a wasteful number, since it uses less digits than its factorization.
16145238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4811.
The product of its digits is 5760, while the sum is 30.
The square root of 16145238 is about 4018.1137365684. The cubic root of 16145238 is about 252.7443662459.
Adding to 16145238 its reverse (83254161), we get a palindrome (99399399).
The spelling of 16145238 in words is "sixteen million, one hundred forty-five thousand, two hundred thirty-eight".
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