Base | Representation |
---|---|
bin | 1100101011001001… |
… | …10100100010110001 |
3 | 122120012201121011100 |
4 | 12111210310202301 |
5 | 102413413044011 |
6 | 3043110235013 |
7 | 330422441262 |
oct | 62544644261 |
9 | 18505647140 |
10 | 6804424881 |
11 | 2981a14141 |
12 | 139a955a69 |
13 | 84593aa17 |
14 | 4879aa969 |
15 | 29c585d56 |
hex | 1959348b1 |
6804424881 has 12 divisors (see below), whose sum is σ = 9829441908. Its totient is φ = 4535901024.
The previous prime is 6804424873. The next prime is 6804424933. The reversal of 6804424881 is 1884244086.
It can be written as a sum of positive squares in 2 ways, for example, as 3755728656 + 3048696225 = 61284^2 + 55215^2 .
It is not a de Polignac number, because 6804424881 - 23 = 6804424873 is a prime.
It is a super-2 number, since 2×68044248812 = 92600395922343728322, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (6804424841) 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, 117991 + ... + 165923.
It is an arithmetic number, because the mean of its divisors is an integer number (819120159).
Almost surely, 26804424881 is an apocalyptic number.
It is an amenable number.
6804424881 is a deficient number, since it is larger than the sum of its proper divisors (3025017027).
6804424881 is a wasteful number, since it uses less digits than its factorization.
6804424881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63712 (or 63709 counting only the distinct ones).
The product of its (nonzero) digits is 393216, while the sum is 45.
The square root of 6804424881 is about 82488.9379310947. The cubic root of 6804424881 is about 1894.9473214680.
The spelling of 6804424881 in words is "six billion, eight hundred four million, four hundred twenty-four thousand, eight hundred eighty-one".
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