Base | Representation |
---|---|
bin | 10110101001001… |
… | …00101001101110 |
3 | 111020102001222001 |
4 | 23110210221232 |
5 | 342111124012 |
6 | 30503042514 |
7 | 4464324610 |
oct | 1324445156 |
9 | 436361861 |
10 | 189942382 |
11 | 98243583 |
12 | 5374043a |
13 | 30475456 |
14 | 1b324db0 |
15 | 11a1e357 |
hex | b524a6e |
189942382 has 16 divisors (see below), whose sum is σ = 326983680. Its totient is φ = 81061848.
The previous prime is 189942367. The next prime is 189942383. The reversal of 189942382 is 283249981.
189942382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189942383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25038 + ... + 31729.
It is an arithmetic number, because the mean of its divisors is an integer number (20436480).
Almost surely, 2189942382 is an apocalyptic number.
189942382 is a deficient number, since it is larger than the sum of its proper divisors (137041298).
189942382 is a wasteful number, since it uses less digits than its factorization.
189942382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57015.
The product of its digits is 248832, while the sum is 46.
The square root of 189942382 is about 13781.9585690859. The cubic root of 189942382 is about 574.8315897470.
The spelling of 189942382 in words is "one hundred eighty-nine million, nine hundred forty-two thousand, three hundred eighty-two".
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