Base | Representation |
---|---|
bin | 1001001110101… |
… | …0100011010110 |
3 | 2200211122101210 |
4 | 2103222203112 |
5 | 34402200322 |
6 | 3501402250 |
7 | 650011401 |
oct | 223524326 |
9 | 80748353 |
10 | 38709462 |
11 | 1a939aa0 |
12 | 10b69386 |
13 | 803430c |
14 | 51d8d38 |
15 | 35e970c |
hex | 24ea8d6 |
38709462 has 32 divisors (see below), whose sum is σ = 85307904. Its totient is φ = 11612000.
The previous prime is 38709443. The next prime is 38709469. The reversal of 38709462 is 26490783.
38709462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 38709462.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38709469) 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, 3763 + ... + 9569.
It is an arithmetic number, because the mean of its divisors is an integer number (2665872).
Almost surely, 238709462 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38709462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42653952).
38709462 is an abundant number, since it is smaller than the sum of its proper divisors (46598442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38709462 is a wasteful number, since it uses less digits than its factorization.
38709462 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5924.
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 38709462 is about 6221.6928564499. The cubic root of 38709462 is about 338.2769283749.
The spelling of 38709462 in words is "thirty-eight million, seven hundred nine thousand, four hundred sixty-two".
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