Base | Representation |
---|---|
bin | 11010000111000110101010 |
3 | 110212202100200 |
4 | 122013012222 |
5 | 3223013332 |
6 | 402413030 |
7 | 112115544 |
oct | 32070652 |
9 | 13782320 |
10 | 6844842 |
11 | 39556a4 |
12 | 2361176 |
13 | 1558704 |
14 | ca2694 |
15 | 90317c |
hex | 6871aa |
6844842 has 12 divisors (see below), whose sum is σ = 14830530. Its totient is φ = 2281608.
The previous prime is 6844813. The next prime is 6844843. The reversal of 6844842 is 2484486.
It can be written as a sum of positive squares in only one way, i.e., 5157441 + 1687401 = 2271^2 + 1299^2 .
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 6844797 and 6844806.
It is not an unprimeable number, because it can be changed into a prime (6844843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 190117 + ... + 190152.
Almost surely, 26844842 is an apocalyptic number.
6844842 is an abundant number, since it is smaller than the sum of its proper divisors (7985688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6844842 is a wasteful number, since it uses less digits than its factorization.
6844842 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 380277 (or 380274 counting only the distinct ones).
The product of its digits is 49152, while the sum is 36.
The square root of 6844842 is about 2616.2648948453. The cubic root of 6844842 is about 189.8691804931.
It can be divided in two parts, 684484 and 2, that added together give a palindrome (684486).
The spelling of 6844842 in words is "six million, eight hundred forty-four thousand, eight hundred forty-two".
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