Base | Representation |
---|---|
bin | 1001010110100… |
… | …0111101001001 |
3 | 2201210221121121 |
4 | 2111220331021 |
5 | 40020232314 |
6 | 3520435241 |
7 | 654266020 |
oct | 225507511 |
9 | 81727547 |
10 | 39227209 |
11 | 20162a8a |
12 | 11178b21 |
13 | 8185b88 |
14 | 52d18b7 |
15 | 369cd24 |
hex | 2568f49 |
39227209 has 8 divisors (see below), whose sum is σ = 45566528. Its totient is φ = 33071760.
The previous prime is 39227203. The next prime is 39227219. The reversal of 39227209 is 90272293.
39227209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-39227209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (39227203) 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 7 ways as a sum of consecutive naturals, for example, 45507 + ... + 46360.
It is an arithmetic number, because the mean of its divisors is an integer number (5695816).
Almost surely, 239227209 is an apocalyptic number.
It is an amenable number.
39227209 is a deficient number, since it is larger than the sum of its proper divisors (6339319).
39227209 is an equidigital number, since it uses as much as digits as its factorization.
39227209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91935.
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 39227209 is about 6263.1628591312. The cubic root of 39227209 is about 339.7784283016.
The spelling of 39227209 in words is "thirty-nine million, two hundred twenty-seven thousand, two hundred nine".
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