Base | Representation |
---|---|
bin | 11010001111010000… |
… | …001110110101111100 |
3 | 2200201102211212221011 |
4 | 122033100032311330 |
5 | 430144314411024 |
6 | 20535333245004 |
7 | 2015105153362 |
oct | 321720166574 |
9 | 80642755834 |
10 | 28173200764 |
11 | 10a480457a5 |
12 | 5563193764 |
13 | 286ca80bc7 |
14 | 1513997632 |
15 | aed57a094 |
hex | 68f40ed7c |
28173200764 has 12 divisors (see below), whose sum is σ = 49304327688. Its totient is φ = 14086250000.
The previous prime is 28173200707. The next prime is 28173200771. The reversal of 28173200764 is 46700237182.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193659 + ... + 306349.
It is an arithmetic number, because the mean of its divisors is an integer number (4108693974).
Almost surely, 228173200764 is an apocalyptic number.
It is an amenable number.
28173200764 is a deficient number, since it is larger than the sum of its proper divisors (21131126924).
28173200764 is a wasteful number, since it uses less digits than its factorization.
28173200764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175196 (or 175194 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 40.
The spelling of 28173200764 in words is "twenty-eight billion, one hundred seventy-three million, two hundred thousand, seven hundred sixty-four".
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