Base | Representation |
---|---|
bin | 1001010001100… |
… | …1011001111100 |
3 | 2201012101122120 |
4 | 2110121121330 |
5 | 34424320442 |
6 | 3505442540 |
7 | 651441036 |
oct | 224313174 |
9 | 81171576 |
10 | 38901372 |
11 | 1aa601a4 |
12 | 11040450 |
13 | 80a0783 |
14 | 5248c56 |
15 | 36364ec |
hex | 251967c |
38901372 has 48 divisors (see below), whose sum is σ = 100300032. Its totient is φ = 11672320.
The previous prime is 38901371. The next prime is 38901377. The reversal of 38901372 is 27310983.
38901372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38901371) 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 15 ways as a sum of consecutive naturals, for example, 547 + ... + 8837.
It is an arithmetic number, because the mean of its divisors is an integer number (2089584).
Almost surely, 238901372 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38901372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50150016).
38901372 is an abundant number, since it is smaller than the sum of its proper divisors (61398660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38901372 is a wasteful number, since it uses less digits than its factorization.
38901372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8338 (or 8336 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 38901372 is about 6237.0964398508. The cubic root of 38901372 is about 338.8350325516.
The spelling of 38901372 in words is "thirty-eight million, nine hundred one thousand, three hundred seventy-two".
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