Base | Representation |
---|---|
bin | 111101000010… |
… | …0101111111100 |
3 | 2020012211010222 |
4 | 1322010233330 |
5 | 31143013040 |
6 | 3101520512 |
7 | 536001302 |
oct | 172045774 |
9 | 66184128 |
10 | 32001020 |
11 | 17077927 |
12 | a873138 |
13 | 6825a1c |
14 | 4370272 |
15 | 2c21bb5 |
hex | 1e84bfc |
32001020 has 12 divisors (see below), whose sum is σ = 67202184. Its totient is φ = 12800400.
The previous prime is 32001019. The next prime is 32001023. The reversal of 32001020 is 2010023.
It is a junction number, because it is equal to n+sod(n) for n = 32000989 and 32001007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32001023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800006 + ... + 800045.
It is an arithmetic number, because the mean of its divisors is an integer number (5600182).
Almost surely, 232001020 is an apocalyptic number.
It is an amenable number.
32001020 is an abundant number, since it is smaller than the sum of its proper divisors (35201164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32001020 is a wasteful number, since it uses less digits than its factorization.
32001020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1600060 (or 1600058 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 32001020 is about 5656.9444048886. The cubic root of 32001020 is about 317.4835835850.
Adding to 32001020 its reverse (2010023), we get a palindrome (34011043).
The spelling of 32001020 in words is "thirty-two million, one thousand, twenty".
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