Base | Representation |
---|---|
bin | 1001001111010… |
… | …0001100011101 |
3 | 2200220122120120 |
4 | 2103310030131 |
5 | 34404431312 |
6 | 3502305153 |
7 | 650234502 |
oct | 223641435 |
9 | 80818516 |
10 | 38748957 |
11 | 1a966735 |
12 | 10b881b9 |
13 | 80492a0 |
14 | 52094a9 |
15 | 360628c |
hex | 24f431d |
38748957 has 16 divisors (see below), whose sum is σ = 55845888. Its totient is φ = 23757120.
The previous prime is 38748949. The next prime is 38748971. The reversal of 38748957 is 75984783.
38748957 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 38748957 - 23 = 38748949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38748917) 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, 9732 + ... + 13122.
It is an arithmetic number, because the mean of its divisors is an integer number (3490368).
Almost surely, 238748957 is an apocalyptic number.
It is an amenable number.
38748957 is a deficient number, since it is larger than the sum of its proper divisors (17096931).
38748957 is a wasteful number, since it uses less digits than its factorization.
38748957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3700.
The product of its digits is 1693440, while the sum is 51.
The square root of 38748957 is about 6224.8660226546. The cubic root of 38748957 is about 338.3919364839.
The spelling of 38748957 in words is "thirty-eight million, seven hundred forty-eight thousand, nine hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.527 sec. • engine limits •