Base | Representation |
---|---|
bin | 11110100111010100101001 |
3 | 120002201202111 |
4 | 132213110221 |
5 | 4023303020 |
6 | 444002321 |
7 | 125133424 |
oct | 36472451 |
9 | 16081674 |
10 | 8025385 |
11 | 4591655 |
12 | 28303a1 |
13 | 187cb64 |
14 | 10cc9bb |
15 | a87d5a |
hex | 7a7529 |
8025385 has 8 divisors (see below), whose sum is σ = 9677376. Its totient is φ = 6389040.
The previous prime is 8025379. The next prime is 8025389. The reversal of 8025385 is 5835208.
8025385 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8025385 - 29 = 8024873 is a prime.
It is a Duffinian number.
8025385 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (8025389) 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 7 ways as a sum of consecutive naturals, for example, 2749 + ... + 4858.
It is an arithmetic number, because the mean of its divisors is an integer number (1209672).
Almost surely, 28025385 is an apocalyptic number.
It is an amenable number.
8025385 is a deficient number, since it is larger than the sum of its proper divisors (1651991).
8025385 is a wasteful number, since it uses less digits than its factorization.
8025385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7823.
The product of its (nonzero) digits is 9600, while the sum is 31.
The square root of 8025385 is about 2832.9110469621. The cubic root of 8025385 is about 200.2113183109.
The spelling of 8025385 in words is "eight million, twenty-five thousand, three hundred eighty-five".
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