Base | Representation |
---|---|
bin | 1001001000101… |
… | …1111011001100 |
3 | 2200002221201110 |
4 | 2102023323030 |
5 | 34302244433 |
6 | 3445212020 |
7 | 643505364 |
oct | 222137314 |
9 | 80087643 |
10 | 38321868 |
11 | 1a6a4872 |
12 | 10a01010 |
13 | 7c29a80 |
14 | 51379a4 |
15 | 356e963 |
hex | 248becc |
38321868 has 24 divisors (see below), whose sum is σ = 96296368. Its totient is φ = 11791296.
The previous prime is 38321867. The next prime is 38321891. The reversal of 38321868 is 86812383.
38321868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (38321867) 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, 122671 + ... + 122982.
Almost surely, 238321868 is an apocalyptic number.
It is an amenable number.
38321868 is an abundant number, since it is smaller than the sum of its proper divisors (57974500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38321868 is a wasteful number, since it uses less digits than its factorization.
38321868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245673 (or 245671 counting only the distinct ones).
The product of its digits is 55296, while the sum is 39.
The square root of 38321868 is about 6190.4658952295. The cubic root of 38321868 is about 337.1440945017.
The spelling of 38321868 in words is "thirty-eight million, three hundred twenty-one thousand, eight hundred sixty-eight".
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