Base | Representation |
---|---|
bin | 11010011000100110… |
… | …010111111010110010 |
3 | 2201010100220010010010 |
4 | 122120212113322302 |
5 | 431004440000200 |
6 | 21003054115350 |
7 | 2022021012222 |
oct | 323046277262 |
9 | 81110803103 |
10 | 28330000050 |
11 | 11018601390 |
12 | 55a77abb56 |
13 | 28963c0851 |
14 | 152a732082 |
15 | b0c1ee150 |
hex | 698997eb2 |
28330000050 has 192 divisors, whose sum is σ = 78025006080. Its totient is φ = 6745440000.
The previous prime is 28330000043. The next prime is 28330000063. The reversal of 28330000050 is 5000003382.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 28329999981 and 28330000026.
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 95 ways as a sum of consecutive naturals, for example, 23163739 + ... + 23164961.
It is an arithmetic number, because the mean of its divisors is an integer number (406380240).
Almost surely, 228330000050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28330000050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39012503040).
28330000050 is an abundant number, since it is smaller than the sum of its proper divisors (49695006030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28330000050 is a wasteful number, since it uses less digits than its factorization.
28330000050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1489 (or 1484 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The spelling of 28330000050 in words is "twenty-eight billion, three hundred thirty million, fifty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •