Base | Representation |
---|---|
bin | 1001001000110… |
… | …1100011110101 |
3 | 2200010021220111 |
4 | 2102031203311 |
5 | 34303003230 |
6 | 3445303021 |
7 | 643534042 |
oct | 222154365 |
9 | 80107814 |
10 | 38328565 |
11 | 1a6a9900 |
12 | 10a04a71 |
13 | 7c2cb32 |
14 | 513a1c9 |
15 | 357192a |
hex | 248d8f5 |
38328565 has 12 divisors (see below), whose sum is σ = 50556492. Its totient is φ = 27874880.
The previous prime is 38328553. The next prime is 38328599. The reversal of 38328565 is 56582383.
It is a happy number.
38328565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 24830289 + 13498276 = 4983^2 + 3674^2 .
It is not a de Polignac number, because 38328565 - 25 = 38328533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 31072 + ... + 32281.
It is an arithmetic number, because the mean of its divisors is an integer number (4213041).
Almost surely, 238328565 is an apocalyptic number.
It is an amenable number.
38328565 is a deficient number, since it is larger than the sum of its proper divisors (12227927).
38328565 is a wasteful number, since it uses less digits than its factorization.
38328565 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63380 (or 63369 counting only the distinct ones).
The product of its digits is 172800, while the sum is 40.
The square root of 38328565 is about 6191.0067840376. The cubic root of 38328565 is about 337.1637327449.
The spelling of 38328565 in words is "thirty-eight million, three hundred twenty-eight thousand, five hundred sixty-five".
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