Base | Representation |
---|---|
bin | 10001111111110010… |
… | …100010111000010100 |
3 | 1211212201012001110120 |
4 | 101333302202320110 |
5 | 304033344410214 |
6 | 12513252351540 |
7 | 1252601544132 |
oct | 217762427024 |
9 | 54781161416 |
10 | 19323825684 |
11 | 8216883279 |
12 | 38b36155b0 |
13 | 1a8c58b0a7 |
14 | d14590752 |
15 | 781702ea9 |
hex | 47fca2e14 |
19323825684 has 24 divisors (see below), whose sum is σ = 45092224128. Its totient is φ = 6440804160.
The previous prime is 19323825679. The next prime is 19323825713. The reversal of 19323825684 is 48652832391.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138504 + ... + 240480.
It is an arithmetic number, because the mean of its divisors is an integer number (1878842672).
Almost surely, 219323825684 is an apocalyptic number.
It is an amenable number.
19323825684 is an abundant number, since it is smaller than the sum of its proper divisors (25768398444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19323825684 is a wasteful number, since it uses less digits than its factorization.
19323825684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117775 (or 117773 counting only the distinct ones).
The product of its digits is 2488320, while the sum is 51.
The spelling of 19323825684 in words is "nineteen billion, three hundred twenty-three million, eight hundred twenty-five thousand, six hundred eighty-four".
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