Base | Representation |
---|---|
bin | 11010101011011011… |
… | …001100001111101000 |
3 | 2201221101012020020201 |
4 | 122223123030033220 |
5 | 432131313221002 |
6 | 21054255401544 |
7 | 2032604405062 |
oct | 325333141750 |
9 | 81841166221 |
10 | 28645835752 |
11 | 1116a911426 |
12 | 56755232b4 |
13 | 2916974491 |
14 | 155a668732 |
15 | b29cda087 |
hex | 6ab6cc3e8 |
28645835752 has 16 divisors (see below), whose sum is σ = 53756827200. Its totient is φ = 14310681840.
The previous prime is 28645835717. The next prime is 28645835791. The reversal of 28645835752 is 25753854682.
It is a super-2 number, since 2×286458357522 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28645835693 and 28645835702.
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, 1519552 + ... + 1538287.
It is an arithmetic number, because the mean of its divisors is an integer number (3359801700).
Almost surely, 228645835752 is an apocalyptic number.
It is an amenable number.
28645835752 is a deficient number, since it is larger than the sum of its proper divisors (25110991448).
28645835752 is a wasteful number, since it uses less digits than its factorization.
28645835752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3059016 (or 3059012 counting only the distinct ones).
The product of its digits is 16128000, while the sum is 55.
The spelling of 28645835752 in words is "twenty-eight billion, six hundred forty-five million, eight hundred thirty-five thousand, seven hundred fifty-two".
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