Base | Representation |
---|---|
bin | 111101000011… |
… | …1101011010001 |
3 | 2020020102121000 |
4 | 1322013223101 |
5 | 31143404014 |
6 | 3102052213 |
7 | 536051250 |
oct | 172075321 |
9 | 66212530 |
10 | 32013009 |
11 | 17085936 |
12 | a87a069 |
13 | 682b312 |
14 | 4374797 |
15 | 2c25509 |
hex | 1e87ad1 |
32013009 has 32 divisors (see below), whose sum is σ = 54743040. Its totient is φ = 18110736.
The previous prime is 32013001. The next prime is 32013011. The reversal of 32013009 is 90031023.
It is not a de Polignac number, because 32013009 - 23 = 32013001 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 32012982 and 32013000.
It is not an unprimeable number, because it can be changed into a prime (32013001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19432 + ... + 21014.
It is an arithmetic number, because the mean of its divisors is an integer number (1710720).
Almost surely, 232013009 is an apocalyptic number.
It is an amenable number.
32013009 is a deficient number, since it is larger than the sum of its proper divisors (22730031).
32013009 is a wasteful number, since it uses less digits than its factorization.
32013009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1706 (or 1700 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
The square root of 32013009 is about 5658.0039766688. The cubic root of 32013009 is about 317.5232264406.
The spelling of 32013009 in words is "thirty-two million, thirteen thousand, nine".
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