Base | Representation |
---|---|
bin | 11001111111100000101010 |
3 | 110211011200200 |
4 | 121333200222 |
5 | 3221014423 |
6 | 402013030 |
7 | 111626061 |
oct | 31774052 |
9 | 13734620 |
10 | 6813738 |
11 | 3934298 |
12 | 2347176 |
13 | 15474c9 |
14 | c951d8 |
15 | 8e8d43 |
hex | 67f82a |
6813738 has 24 divisors (see below), whose sum is σ = 15240576. Its totient is φ = 2197800.
The previous prime is 6813713. The next prime is 6813739. The reversal of 6813738 is 8373186.
It is not an unprimeable number, because it can be changed into a prime (6813739) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5548 + ... + 6663.
It is an arithmetic number, because the mean of its divisors is an integer number (635024).
Almost surely, 26813738 is an apocalyptic number.
6813738 is an abundant number, since it is smaller than the sum of its proper divisors (8426838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6813738 is a wasteful number, since it uses less digits than its factorization.
6813738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12250 (or 12247 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 6813738 is about 2610.3137742425. The cubic root of 6813738 is about 189.5811456442.
The spelling of 6813738 in words is "six million, eight hundred thirteen thousand, seven hundred thirty-eight".
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