Base | Representation |
---|---|
bin | 10110101000010… |
… | …10111001010010 |
3 | 111020012201020122 |
4 | 23110022321102 |
5 | 342044240012 |
6 | 30500510242 |
7 | 4463405204 |
oct | 1324127122 |
9 | 436181218 |
10 | 189836882 |
11 | 98181294 |
12 | 536ab382 |
13 | 30439421 |
14 | 1b2d8774 |
15 | 119ece72 |
hex | b50ae52 |
189836882 has 4 divisors (see below), whose sum is σ = 284755326. Its totient is φ = 94918440.
The previous prime is 189836863. The next prime is 189836891. The reversal of 189836882 is 288638981.
189836882 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 288638981 = 131 ⋅2203351.
It can be written as a sum of positive squares in only one way, i.e., 161010721 + 28826161 = 12689^2 + 5369^2 .
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 47459219 + ... + 47459222.
Almost surely, 2189836882 is an apocalyptic number.
189836882 is a deficient number, since it is larger than the sum of its proper divisors (94918444).
189836882 is an equidigital number, since it uses as much as digits as its factorization.
189836882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94918443.
The product of its digits is 1327104, while the sum is 53.
The square root of 189836882 is about 13778.1305698560. The cubic root of 189836882 is about 574.7251434946.
The spelling of 189836882 in words is "one hundred eighty-nine million, eight hundred thirty-six thousand, eight hundred eighty-two".
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