Base | Representation |
---|---|
bin | 10111001100110… |
… | …000111010010110 |
3 | 1000010101112021001 |
4 | 113030300322112 |
5 | 1244120101123 |
6 | 102342213514 |
7 | 12434222062 |
oct | 2714607226 |
9 | 1003345231 |
10 | 389222038 |
11 | 18a784307 |
12 | aa42429a |
13 | 628398ca |
14 | 3999aaa2 |
15 | 242850ad |
hex | 17330e96 |
389222038 has 16 divisors (see below), whose sum is σ = 621601344. Its totient is φ = 182148480.
The previous prime is 389222033. The next prime is 389222039. The reversal of 389222038 is 830222983.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 389221988 and 389222006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389222033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25470 + ... + 37777.
It is an arithmetic number, because the mean of its divisors is an integer number (38850084).
Almost surely, 2389222038 is an apocalyptic number.
389222038 is a deficient number, since it is larger than the sum of its proper divisors (232379306).
389222038 is a wasteful number, since it uses less digits than its factorization.
389222038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63447.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 389222038 is about 19728.7110070577. The cubic root of 389222038 is about 730.1282304295.
The spelling of 389222038 in words is "three hundred eighty-nine million, two hundred twenty-two thousand, thirty-eight".
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