Base | Representation |
---|---|
bin | 10110100011101… |
… | …11111010111011 |
3 | 111012002010110002 |
4 | 23101313322323 |
5 | 341421004000 |
6 | 30435543215 |
7 | 4455320114 |
oct | 1321677273 |
9 | 435063402 |
10 | 189234875 |
11 | 978aaa65 |
12 | 5345ab0b |
13 | 302883cb |
14 | 1b1bd20b |
15 | 1192e8d5 |
hex | b477ebb |
189234875 has 16 divisors (see below), whose sum is σ = 238615104. Its totient is φ = 149817600.
The previous prime is 189234863. The next prime is 189234883. The reversal of 189234875 is 578432981.
It is a happy number.
It is not a de Polignac number, because 189234875 - 222 = 185040571 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4322 + ... + 19928.
It is an arithmetic number, because the mean of its divisors is an integer number (14913444).
Almost surely, 2189234875 is an apocalyptic number.
189234875 is a deficient number, since it is larger than the sum of its proper divisors (49380229).
189234875 is an equidigital number, since it uses as much as digits as its factorization.
189234875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15719 (or 15709 counting only the distinct ones).
The product of its digits is 483840, while the sum is 47.
The square root of 189234875 is about 13756.2667537381. The cubic root of 189234875 is about 574.1169811393.
The spelling of 189234875 in words is "one hundred eighty-nine million, two hundred thirty-four thousand, eight hundred seventy-five".
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