Base | Representation |
---|---|
bin | 11010001000000100… |
… | …001111111010001100 |
3 | 2200102000221200200220 |
4 | 122020010033322030 |
5 | 424422432301032 |
6 | 20515344551340 |
7 | 2012112216624 |
oct | 321004177214 |
9 | 80360850626 |
10 | 28052618892 |
11 | 10995a76861 |
12 | 552a922550 |
13 | 2850ab219c |
14 | 1501969884 |
15 | ae2bac12c |
hex | 68810fe8c |
28052618892 has 12 divisors (see below), whose sum is σ = 65456110776. Its totient is φ = 9350872960.
The previous prime is 28052618873. The next prime is 28052618911. The reversal of 28052618892 is 29881625082.
It is an interprime number because it is at equal distance from previous prime (28052618873) and next prime (28052618911).
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1168859109 + ... + 1168859132.
It is an arithmetic number, because the mean of its divisors is an integer number (5454675898).
Almost surely, 228052618892 is an apocalyptic number.
It is an amenable number.
28052618892 is an abundant number, since it is smaller than the sum of its proper divisors (37403491884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28052618892 is a wasteful number, since it uses less digits than its factorization.
28052618892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2337718248 (or 2337718246 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 51.
The spelling of 28052618892 in words is "twenty-eight billion, fifty-two million, six hundred eighteen thousand, eight hundred ninety-two".
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