Base | Representation |
---|---|
bin | 1001001110010… |
… | …0010010111110 |
3 | 2200210100020202 |
4 | 2103210102332 |
5 | 34400340323 |
6 | 3501043502 |
7 | 646543604 |
oct | 223442276 |
9 | 80710222 |
10 | 38683838 |
11 | 1a921816 |
12 | 10b56592 |
13 | 802575b |
14 | 51cd874 |
15 | 35e1d28 |
hex | 24e44be |
38683838 has 16 divisors (see below), whose sum is σ = 60911136. Its totient is φ = 18390240.
The previous prime is 38683837. The next prime is 38683847. The reversal of 38683838 is 83838683.
It is a happy number.
38683838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 38683792 and 38683801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38683831) 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, 5528 + ... + 10388.
It is an arithmetic number, because the mean of its divisors is an integer number (3806946).
Almost surely, 238683838 is an apocalyptic number.
38683838 is a deficient number, since it is larger than the sum of its proper divisors (22227298).
38683838 is a wasteful number, since it uses less digits than its factorization.
38683838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5059.
The product of its digits is 663552, while the sum is 47.
The square root of 38683838 is about 6219.6332689315. The cubic root of 38683838 is about 338.2022703035.
The spelling of 38683838 in words is "thirty-eight million, six hundred eighty-three thousand, eight hundred thirty-eight".
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