Base | Representation |
---|---|
bin | 11000100011101001101 |
3 | 1111212211011 |
4 | 3010131031 |
5 | 201222220 |
6 | 25125221 |
7 | 6561010 |
oct | 3043515 |
9 | 1455734 |
10 | 804685 |
11 | 4aa632 |
12 | 329811 |
13 | 22235b |
14 | 16d377 |
15 | 10d65a |
hex | c474d |
804685 has 16 divisors (see below), whose sum is σ = 1120896. Its totient is φ = 543168.
The previous prime is 804653. The next prime is 804689. The reversal of 804685 is 586408.
804685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 804685 - 25 = 804653 is a prime.
804685 is a lucky number.
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804689) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2767 + ... + 3043.
It is an arithmetic number, because the mean of its divisors is an integer number (70056).
2804685 is an apocalyptic number.
It is an amenable number.
804685 is a deficient number, since it is larger than the sum of its proper divisors (316211).
804685 is a wasteful number, since it uses less digits than its factorization.
804685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 372.
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 804685 is about 897.0423624333. The cubic root of 804685 is about 93.0126394352.
The spelling of 804685 in words is "eight hundred four thousand, six hundred eighty-five".
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