Base | Representation |
---|---|
bin | 11001111110010111010100 |
3 | 110210221020211 |
4 | 121332113110 |
5 | 3220342134 |
6 | 401535204 |
7 | 111606304 |
oct | 31762724 |
9 | 13727224 |
10 | 6809044 |
11 | 3930810 |
12 | 2344504 |
13 | 1545328 |
14 | c93604 |
15 | 8e7764 |
hex | 67e5d4 |
6809044 has 24 divisors (see below), whose sum is σ = 13765248. Its totient is φ = 2912640.
The previous prime is 6809029. The next prime is 6809063. The reversal of 6809044 is 4409086.
It is a junction number, because it is equal to n+sod(n) for n = 6808997 and 6809015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3804 + ... + 5299.
It is an arithmetic number, because the mean of its divisors is an integer number (573552).
Almost surely, 26809044 is an apocalyptic number.
It is an amenable number.
6809044 is an abundant number, since it is smaller than the sum of its proper divisors (6956204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6809044 is a wasteful number, since it uses less digits than its factorization.
6809044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9135 (or 9133 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 6809044 is about 2609.4144937131. The cubic root of 6809044 is about 189.5376013456.
The spelling of 6809044 in words is "six million, eight hundred nine thousand, forty-four".
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