Base | Representation |
---|---|
bin | 1001001010011… |
… | …0011111100100 |
3 | 2200022110222222 |
4 | 2102212133210 |
5 | 34314240232 |
6 | 3451411512 |
7 | 644440556 |
oct | 222463744 |
9 | 80273888 |
10 | 38430692 |
11 | 1a769603 |
12 | 10a53b98 |
13 | 7c67471 |
14 | 51654d6 |
15 | 3591d12 |
hex | 24a67e4 |
38430692 has 24 divisors (see below), whose sum is σ = 71329440. Its totient is φ = 18066240.
The previous prime is 38430683. The next prime is 38430697. The reversal of 38430692 is 29603483.
It is a happy number.
38430692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (38430697) 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, 8567 + ... + 12257.
It is an arithmetic number, because the mean of its divisors is an integer number (2972060).
Almost surely, 238430692 is an apocalyptic number.
It is an amenable number.
38430692 is a deficient number, since it is larger than the sum of its proper divisors (32898748).
38430692 is a wasteful number, since it uses less digits than its factorization.
38430692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3851 (or 3849 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 35.
The square root of 38430692 is about 6199.2493093922. The cubic root of 38430692 is about 337.4629263346.
The spelling of 38430692 in words is "thirty-eight million, four hundred thirty thousand, six hundred ninety-two".
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