Base | Representation |
---|---|
bin | 11010000000111111110100 |
3 | 110211111001020 |
4 | 122000333310 |
5 | 3221213303 |
6 | 402101140 |
7 | 111652611 |
oct | 32007764 |
9 | 13744036 |
10 | 6819828 |
11 | 3938924 |
12 | 234a7b0 |
13 | 154a202 |
14 | c97508 |
15 | 8eaa53 |
hex | 680ff4 |
6819828 has 24 divisors (see below), whose sum is σ = 16214688. Its totient is φ = 2230176.
The previous prime is 6819797. The next prime is 6819829. The reversal of 6819828 is 8289186.
It is a self number, because there is not a number n which added to its sum of digits gives 6819828.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6819829) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4726 + ... + 5997.
It is an arithmetic number, because the mean of its divisors is an integer number (675612).
Almost surely, 26819828 is an apocalyptic number.
It is an amenable number.
6819828 is an abundant number, since it is smaller than the sum of its proper divisors (9394860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6819828 is a wasteful number, since it uses less digits than its factorization.
6819828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10783 (or 10781 counting only the distinct ones).
The product of its digits is 55296, while the sum is 42.
The square root of 6819828 is about 2611.4800401305. The cubic root of 6819828 is about 189.6376102640.
The spelling of 6819828 in words is "six million, eight hundred nineteen thousand, eight hundred twenty-eight".
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