Base | Representation |
---|---|
bin | 101010010010… |
… | …010110010101 |
3 | 202212012001011 |
4 | 222102112111 |
5 | 10314211310 |
6 | 1033332221 |
7 | 163136245 |
oct | 52222625 |
9 | 22765034 |
10 | 11085205 |
11 | 629152a |
12 | 3867071 |
13 | 23b17c1 |
14 | 1687b25 |
15 | e8e78a |
hex | a92595 |
11085205 has 4 divisors (see below), whose sum is σ = 13302252. Its totient is φ = 8868160.
The previous prime is 11085199. The next prime is 11085209. The reversal of 11085205 is 50258011.
11085205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50258011 = 3391 ⋅14821.
It can be written as a sum of positive squares in 2 ways, for example, as 1592644 + 9492561 = 1262^2 + 3081^2 .
It is not a de Polignac number, because 11085205 - 27 = 11085077 is a prime.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11085209) by changing a digit.
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, 1108516 + ... + 1108525.
It is an arithmetic number, because the mean of its divisors is an integer number (3325563).
Almost surely, 211085205 is an apocalyptic number.
It is an amenable number.
11085205 is a deficient number, since it is larger than the sum of its proper divisors (2217047).
11085205 is an equidigital number, since it uses as much as digits as its factorization.
11085205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217046.
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 11085205 is about 3329.4451489700. The cubic root of 11085205 is about 222.9707576931.
The spelling of 11085205 in words is "eleven million, eighty-five thousand, two hundred five".
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