Base | Representation |
---|---|
bin | 111101001110… |
… | …0111010101101 |
3 | 2020101211221101 |
4 | 1322130322231 |
5 | 31204200023 |
6 | 3104003101 |
7 | 536563021 |
oct | 172347255 |
9 | 66354841 |
10 | 32100013 |
11 | 17135240 |
12 | a900491 |
13 | 685baba |
14 | 4398381 |
15 | 2c411ad |
hex | 1e9cead |
32100013 has 16 divisors (see below), whose sum is σ = 37013760. Its totient is φ = 27563200.
The previous prime is 32099999. The next prime is 32100017. The reversal of 32100013 is 31000123.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-32100013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32100017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13923 + ... + 16063.
It is an arithmetic number, because the mean of its divisors is an integer number (2313360).
Almost surely, 232100013 is an apocalyptic number.
It is an amenable number.
32100013 is a deficient number, since it is larger than the sum of its proper divisors (4913747).
32100013 is a wasteful number, since it uses less digits than its factorization.
32100013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2228.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 32100013 is about 5665.6873369433. The cubic root of 32100013 is about 317.8106179577.
Adding to 32100013 its reverse (31000123), we get a palindrome (63100136).
The spelling of 32100013 in words is "thirty-two million, one hundred thousand, thirteen".
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