Base | Representation |
---|---|
bin | 1001001100100… |
… | …0011111011001 |
3 | 2200120120000111 |
4 | 2103020133121 |
5 | 34333214240 |
6 | 3454404321 |
7 | 645560551 |
oct | 223103731 |
9 | 80516014 |
10 | 38569945 |
11 | 1a854197 |
12 | 10b006a1 |
13 | 7cb596b |
14 | 51a0161 |
15 | 35bd1ea |
hex | 24c87d9 |
38569945 has 8 divisors (see below), whose sum is σ = 46436544. Its totient is φ = 30754224.
The previous prime is 38569931. The next prime is 38569961. The reversal of 38569945 is 54996583.
38569945 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 cyclic number.
It is not a de Polignac number, because 38569945 - 211 = 38567897 is a prime.
It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 11029 + ... + 14098.
It is an arithmetic number, because the mean of its divisors is an integer number (5804568).
Almost surely, 238569945 is an apocalyptic number.
It is an amenable number.
38569945 is a deficient number, since it is larger than the sum of its proper divisors (7866599).
38569945 is a wasteful number, since it uses less digits than its factorization.
38569945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25439.
The product of its digits is 1166400, while the sum is 49.
The square root of 38569945 is about 6210.4705940854. The cubic root of 38569945 is about 337.8700321945.
The spelling of 38569945 in words is "thirty-eight million, five hundred sixty-nine thousand, nine hundred forty-five".
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