Base | Representation |
---|---|
bin | 1100101011001100… |
… | …11110001110010001 |
3 | 122120020112120221100 |
4 | 12111212132032101 |
5 | 102414020421440 |
6 | 3043123415013 |
7 | 330426223260 |
oct | 62546361621 |
9 | 18506476840 |
10 | 6804857745 |
11 | 298218a384 |
12 | 139ab24469 |
13 | 845a5ca5a |
14 | 487a805d7 |
15 | 29c61e230 |
hex | 19599e391 |
6804857745 has 48 divisors (see below), whose sum is σ = 13701123072. Its totient is φ = 3059786880.
The previous prime is 6804857677. The next prime is 6804857753. The reversal of 6804857745 is 5477584086.
6804857745 is a `hidden beast` number, since 68 + 0 + 4 + 8 + 577 + 4 + 5 = 666.
It is not a de Polignac number, because 6804857745 - 211 = 6804855697 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 6804857691 and 6804857700.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157857 + ... + 196286.
It is an arithmetic number, because the mean of its divisors is an integer number (285440064).
Almost surely, 26804857745 is an apocalyptic number.
It is an amenable number.
6804857745 is an abundant number, since it is smaller than the sum of its proper divisors (6896265327).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6804857745 is a wasteful number, since it uses less digits than its factorization.
6804857745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354222 (or 354219 counting only the distinct ones).
The product of its (nonzero) digits is 7526400, while the sum is 54.
The square root of 6804857745 is about 82491.5616593600. The cubic root of 6804857745 is about 1894.9875030214.
The spelling of 6804857745 in words is "six billion, eight hundred four million, eight hundred fifty-seven thousand, seven hundred forty-five".
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