Base | Representation |
---|---|
bin | 1001001000010… |
… | …1111110010101 |
3 | 2200001201021200 |
4 | 2102011332111 |
5 | 34301004433 |
6 | 3444503113 |
7 | 643344333 |
oct | 222057625 |
9 | 80051250 |
10 | 38297493 |
11 | 1a688523 |
12 | 109aaa99 |
13 | 7c1b950 |
14 | 512cb53 |
15 | 3567613 |
hex | 2485f95 |
38297493 has 24 divisors (see below), whose sum is σ = 61501440. Its totient is φ = 22805280.
The previous prime is 38297491. The next prime is 38297503. The reversal of 38297493 is 39479283.
It is a happy number.
38297493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 38297493 - 21 = 38297491 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38297491) 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 23 ways as a sum of consecutive naturals, for example, 1653 + ... + 8906.
It is an arithmetic number, because the mean of its divisors is an integer number (2562560).
Almost surely, 238297493 is an apocalyptic number.
It is an amenable number.
38297493 is a deficient number, since it is larger than the sum of its proper divisors (23203947).
38297493 is a wasteful number, since it uses less digits than its factorization.
38297493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10609 (or 10606 counting only the distinct ones).
The product of its digits is 326592, while the sum is 45.
The square root of 38297493 is about 6188.4968287945. The cubic root of 38297493 is about 337.0725980715.
The spelling of 38297493 in words is "thirty-eight million, two hundred ninety-seven thousand, four hundred ninety-three".
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