Base | Representation |
---|---|
bin | 10100111001111011000 |
3 | 1021210122222 |
4 | 2213033120 |
5 | 133410031 |
6 | 22403212 |
7 | 5552063 |
oct | 2471730 |
9 | 1253588 |
10 | 685016 |
11 | 428732 |
12 | 290508 |
13 | 1aca47 |
14 | 13b8da |
15 | d7e7b |
hex | a73d8 |
685016 has 8 divisors (see below), whose sum is σ = 1284420. Its totient is φ = 342504.
The previous prime is 685001. The next prime is 685019. The reversal of 685016 is 610586.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (685019) by changing a digit.
685016 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 42806 + ... + 42821.
2685016 is an apocalyptic number.
It is an amenable number.
685016 is a deficient number, since it is larger than the sum of its proper divisors (599404).
685016 is a wasteful number, since it uses less digits than its factorization.
685016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85633 (or 85629 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 685016 is about 827.6569337594. The cubic root of 685016 is about 88.1522845281.
The spelling of 685016 in words is "six hundred eighty-five thousand, sixteen".
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