Base | Representation |
---|---|
bin | 10110100100100… |
… | …11111101100100 |
3 | 111012021222000001 |
4 | 23102103331210 |
5 | 341433142412 |
6 | 30442231044 |
7 | 4456306015 |
oct | 1322237544 |
9 | 435258001 |
10 | 189349732 |
11 | 97979290 |
12 | 534b5484 |
13 | 302c8780 |
14 | 1b20d00c |
15 | 11953957 |
hex | b493f64 |
189349732 has 24 divisors (see below), whose sum is σ = 389293632. Its totient is φ = 79447200.
The previous prime is 189349717. The next prime is 189349739. The reversal of 189349732 is 237943981.
It is not an unprimeable number, because it can be changed into a prime (189349739) 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, 164944 + ... + 166087.
It is an arithmetic number, because the mean of its divisors is an integer number (16220568).
Almost surely, 2189349732 is an apocalyptic number.
It is an amenable number.
189349732 is an abundant number, since it is smaller than the sum of its proper divisors (199943900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189349732 is a wasteful number, since it uses less digits than its factorization.
189349732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331059 (or 331057 counting only the distinct ones).
The product of its digits is 326592, while the sum is 46.
The square root of 189349732 is about 13760.4408359616. The cubic root of 189349732 is about 574.2331119837.
The spelling of 189349732 in words is "one hundred eighty-nine million, three hundred forty-nine thousand, seven hundred thirty-two".
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