Base | Representation |
---|---|
bin | 11011100101001010000101 |
3 | 111121022210221 |
4 | 123211022011 |
5 | 3322330320 |
6 | 414544341 |
7 | 115311652 |
oct | 33451205 |
9 | 14538727 |
10 | 7230085 |
11 | 4099085 |
12 | 25080b1 |
13 | 1661b75 |
14 | d62c29 |
15 | 97c3aa |
hex | 6e5285 |
7230085 has 16 divisors (see below), whose sum is σ = 8910720. Its totient is φ = 5630400.
The previous prime is 7230071. The next prime is 7230103. The reversal of 7230085 is 5800327.
It is not a de Polignac number, because 7230085 - 25 = 7230053 is a prime.
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 15 ways as a sum of consecutive naturals, for example, 51946 + ... + 52084.
It is an arithmetic number, because the mean of its divisors is an integer number (556920).
Almost surely, 27230085 is an apocalyptic number.
It is an amenable number.
7230085 is a deficient number, since it is larger than the sum of its proper divisors (1680635).
7230085 is a wasteful number, since it uses less digits than its factorization.
7230085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 7230085 is about 2688.8817378234. The cubic root of 7230085 is about 193.3664545580.
The spelling of 7230085 in words is "seven million, two hundred thirty thousand, eighty-five".
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