Base | Representation |
---|---|
bin | 1100110010110001… |
… | …11100101100110000 |
3 | 122201200010221220200 |
4 | 12121120330230300 |
5 | 103031303441144 |
6 | 3053314035200 |
7 | 332130422154 |
oct | 63130745460 |
9 | 18650127820 |
10 | 6868421424 |
11 | 2a05054747 |
12 | 13b8278b00 |
13 | 855c86ab7 |
14 | 4922a9064 |
15 | 2a2ec7c69 |
hex | 19963cb30 |
6868421424 has 60 divisors (see below), whose sum is σ = 19337210256. Its totient is φ = 2275756416.
The previous prime is 6868421423. The next prime is 6868421449. The reversal of 6868421424 is 4241248686.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 6868421424.
It is not an unprimeable number, because it can be changed into a prime (6868421423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118759 + ... + 166854.
Almost surely, 26868421424 is an apocalyptic number.
It is an amenable number.
6868421424 is an abundant number, since it is smaller than the sum of its proper divisors (12468788832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6868421424 is a wasteful number, since it uses less digits than its factorization.
6868421424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285794 (or 285785 counting only the distinct ones).
The product of its digits is 589824, while the sum is 45.
The square root of 6868421424 is about 82875.9399584705. The cubic root of 6868421424 is about 1900.8695395732.
The spelling of 6868421424 in words is "six billion, eight hundred sixty-eight million, four hundred twenty-one thousand, four hundred twenty-four".
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