Base | Representation |
---|---|
bin | 1100101111110111100101… |
… | …00010110001011110001100 |
3 | 10200020221010202200010120102 |
4 | 12113323302202301132030 |
5 | 12133243114044304000 |
6 | 135342105543110232 |
7 | 5622214340344664 |
oct | 627736242613614 |
9 | 120227122603512 |
10 | 28033025775500 |
11 | 8a2881525a209 |
12 | 3188ba3742378 |
13 | 12846700aa695 |
14 | 6ccb3cb3b1a4 |
15 | 33930b3ab3d5 |
hex | 197ef28b178c |
28033025775500 has 48 divisors (see below), whose sum is σ = 61961768485344. Its totient is φ = 11078111374400.
The previous prime is 28033025775479. The next prime is 28033025775509. The reversal of 28033025775500 is 557752033082.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (28033025775509) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337705799 + ... + 337788798.
It is an arithmetic number, because the mean of its divisors is an integer number (1290870176778).
Almost surely, 228033025775500 is an apocalyptic number.
28033025775500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28033025775500 is an abundant number, since it is smaller than the sum of its proper divisors (33928742709844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28033025775500 is a wasteful number, since it uses less digits than its factorization.
28033025775500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 675494699 (or 675494687 counting only the distinct ones).
The product of its (nonzero) digits is 1764000, while the sum is 47.
The spelling of 28033025775500 in words is "twenty-eight trillion, thirty-three billion, twenty-five million, seven hundred seventy-five thousand, five hundred".
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