Base | Representation |
---|---|
bin | 11110110110010111101011… |
… | …11000001101010010010110 |
3 | 22220012022220022012211102122 |
4 | 33123023311320031102112 |
5 | 32342432420142003210 |
6 | 400140422054535542 |
7 | 20201123443035035 |
oct | 1733136570152226 |
9 | 286168808184378 |
10 | 67838838625430 |
11 | 1a685320938294 |
12 | 77377559675b2 |
13 | 2bb1237716542 |
14 | 12a75bb14871c |
15 | 7c999d11eb55 |
hex | 3db2f5e0d496 |
67838838625430 has 16 divisors (see below), whose sum is σ = 122241351856320. Its totient is φ = 27106326043392.
The previous prime is 67838838625429. The next prime is 67838838625433. The reversal of 67838838625430 is 3452683883876.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67838838625433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3651166094 + ... + 3651184673.
It is an arithmetic number, because the mean of its divisors is an integer number (7640084491020).
Almost surely, 267838838625430 is an apocalyptic number.
67838838625430 is a deficient number, since it is larger than the sum of its proper divisors (54402513230890).
67838838625430 is a wasteful number, since it uses less digits than its factorization.
67838838625430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7302351703.
The product of its (nonzero) digits is 1114767360, while the sum is 71.
The spelling of 67838838625430 in words is "sixty-seven trillion, eight hundred thirty-eight billion, eight hundred thirty-eight million, six hundred twenty-five thousand, four hundred thirty".
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