Base | Representation |
---|---|
bin | 11011110000011… |
… | …01011011101011 |
3 | 121020010102220122 |
4 | 31320031123223 |
5 | 434101321031 |
6 | 35034313455 |
7 | 5525045405 |
oct | 1570153353 |
9 | 536112818 |
10 | 232838891 |
11 | 10a48233a |
12 | 65b8888b |
13 | 393144bc |
14 | 22ccdb75 |
15 | 1569447b |
hex | de0d6eb |
232838891 has 16 divisors (see below), whose sum is σ = 246644928. Its totient is φ = 219542400.
The previous prime is 232838887. The next prime is 232838899. The reversal of 232838891 is 198838232.
It is a cyclic number.
It is not a de Polignac number, because 232838891 - 22 = 232838887 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (232838899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159521 + ... + 160973.
It is an arithmetic number, because the mean of its divisors is an integer number (15415308).
Almost surely, 2232838891 is an apocalyptic number.
232838891 is a deficient number, since it is larger than the sum of its proper divisors (13806037).
232838891 is a wasteful number, since it uses less digits than its factorization.
232838891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1622.
The product of its digits is 165888, while the sum is 44.
The square root of 232838891 is about 15259.0593091448. The cubic root of 232838891 is about 615.2030888972.
The spelling of 232838891 in words is "two hundred thirty-two million, eight hundred thirty-eight thousand, eight hundred ninety-one".
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