Base | Representation |
---|---|
bin | 1001001001101… |
… | …0011101011100 |
3 | 2200012222101111 |
4 | 2102122131130 |
5 | 34311201104 |
6 | 3450351404 |
7 | 644144065 |
oct | 222323534 |
9 | 80188344 |
10 | 38381404 |
11 | 1a735576 |
12 | 10a2b564 |
13 | 7c4abb9 |
14 | 515156c |
15 | 3582404 |
hex | 249a75c |
38381404 has 12 divisors (see below), whose sum is σ = 67211200. Its totient is φ = 19178208.
The previous prime is 38381389. The next prime is 38381417. The reversal of 38381404 is 40418383.
38381404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×383814042 = 2946264346022432, which contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 9112 + ... + 12640.
Almost surely, 238381404 is an apocalyptic number.
It is an amenable number.
38381404 is a deficient number, since it is larger than the sum of its proper divisors (28829796).
38381404 is a wasteful number, since it uses less digits than its factorization.
38381404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6252 (or 6250 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 38381404 is about 6195.2727139328. The cubic root of 38381404 is about 337.3185973486.
Adding to 38381404 its reverse (40418383), we get a palindrome (78799787).
The spelling of 38381404 in words is "thirty-eight million, three hundred eighty-one thousand, four hundred four".
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