Base | Representation |
---|---|
bin | 11010000101111101101000 |
3 | 110212111221120 |
4 | 122011331220 |
5 | 3222341133 |
6 | 402335240 |
7 | 112066116 |
oct | 32057550 |
9 | 13774846 |
10 | 6840168 |
11 | 3952135 |
12 | 235a520 |
13 | 155654a |
14 | ca0ab6 |
15 | 901ab3 |
hex | 685f68 |
6840168 has 16 divisors (see below), whose sum is σ = 17100480. Its totient is φ = 2280048.
The previous prime is 6840167. The next prime is 6840179. The reversal of 6840168 is 8610486.
It is not an unprimeable number, because it can be changed into a prime (6840161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142480 + ... + 142527.
It is an arithmetic number, because the mean of its divisors is an integer number (1068780).
Almost surely, 26840168 is an apocalyptic number.
It is an amenable number.
6840168 is an abundant number, since it is smaller than the sum of its proper divisors (10260312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6840168 is a wasteful number, since it uses less digits than its factorization.
6840168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285016 (or 285012 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 6840168 is about 2615.3714841299. The cubic root of 6840168 is about 189.8259532658.
The spelling of 6840168 in words is "six million, eight hundred forty thousand, one hundred sixty-eight".
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