Base | Representation |
---|---|
bin | 10110100101110… |
… | …00110110100000 |
3 | 111012120122021100 |
4 | 23102320312200 |
5 | 342003011312 |
6 | 30445354400 |
7 | 4460505363 |
oct | 1322706640 |
9 | 435518240 |
10 | 189500832 |
11 | 97a71864 |
12 | 53568a00 |
13 | 3034c491 |
14 | 1b24c0da |
15 | 119835dc |
hex | b4b8da0 |
189500832 has 72 divisors (see below), whose sum is σ = 567272160. Its totient is φ = 59840640.
The previous prime is 189500827. The next prime is 189500833. The reversal of 189500832 is 238005981.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189500833) by changing a digit.
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 in 11 ways as a sum of consecutive naturals, for example, 11844 + ... + 22787.
It is an arithmetic number, because the mean of its divisors is an integer number (7878780).
Almost surely, 2189500832 is an apocalyptic number.
189500832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
189500832 is an abundant number, since it is smaller than the sum of its proper divisors (377771328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189500832 is a wasteful number, since it uses less digits than its factorization.
189500832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34666 (or 34655 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 189500832 is about 13765.9301175039. The cubic root of 189500832 is about 574.3858162816.
The spelling of 189500832 in words is "one hundred eighty-nine million, five hundred thousand, eight hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •