Base | Representation |
---|---|
bin | 100010101010… |
… | …000101100101 |
3 | 122002120200001 |
4 | 202222011211 |
5 | 4311212120 |
6 | 522421301 |
7 | 140136466 |
oct | 42520545 |
9 | 18076601 |
10 | 9085285 |
11 | 5145a00 |
12 | 3061831 |
13 | 1b61411 |
14 | 12c6d6d |
15 | be6e0a |
hex | 8aa165 |
9085285 has 12 divisors (see below), whose sum is σ = 11984364. Its totient is φ = 6607040.
The previous prime is 9085283. The next prime is 9085289. The reversal of 9085285 is 5825809.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 3175524 + 5909761 = 1782^2 + 2431^2 .
It is not a de Polignac number, because 9085285 - 21 = 9085283 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9085283) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6904 + ... + 8113.
It is an arithmetic number, because the mean of its divisors is an integer number (998697).
Almost surely, 29085285 is an apocalyptic number.
It is an amenable number.
9085285 is a deficient number, since it is larger than the sum of its proper divisors (2899079).
9085285 is a wasteful number, since it uses less digits than its factorization.
9085285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15044 (or 15033 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 37.
The square root of 9085285 is about 3014.1806515204. The cubic root of 9085285 is about 208.6633546254.
The spelling of 9085285 in words is "nine million, eighty-five thousand, two hundred eighty-five".
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