Base | Representation |
---|---|
bin | 1001001110010… |
… | …0000000111101 |
3 | 2200210021200001 |
4 | 2103210000331 |
5 | 34400321220 |
6 | 3501034301 |
7 | 646540336 |
oct | 223440075 |
9 | 80707601 |
10 | 38682685 |
11 | 1a920968 |
12 | 10b55991 |
13 | 8025082 |
14 | 51cd28d |
15 | 35e180a |
hex | 24e403d |
38682685 has 4 divisors (see below), whose sum is σ = 46419228. Its totient is φ = 30946144.
The previous prime is 38682673. The next prime is 38682703. The reversal of 38682685 is 58628683.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 14417209 + 24265476 = 3797^2 + 4926^2 .
It is a cyclic number.
It is not a de Polignac number, because 38682685 - 25 = 38682653 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3868264 + ... + 3868273.
It is an arithmetic number, because the mean of its divisors is an integer number (11604807).
Almost surely, 238682685 is an apocalyptic number.
It is an amenable number.
38682685 is a deficient number, since it is larger than the sum of its proper divisors (7736543).
38682685 is an equidigital number, since it uses as much as digits as its factorization.
38682685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7736542.
The product of its digits is 552960, while the sum is 46.
The square root of 38682685 is about 6219.5405778884. The cubic root of 38682685 is about 338.1989101484.
The spelling of 38682685 in words is "thirty-eight million, six hundred eighty-two thousand, six hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •