Base | Representation |
---|---|
bin | 11010000101000111… |
… | …000100000001101110 |
3 | 2200021120122001200022 |
4 | 122011013010001232 |
5 | 424322233300011 |
6 | 20510414002142 |
7 | 2010640533215 |
oct | 320507040156 |
9 | 80246561608 |
10 | 28003025006 |
11 | 1096aa83180 |
12 | 55161a6352 |
13 | 28437398a8 |
14 | 14d913a07c |
15 | add6628db |
hex | 6851c406e |
28003025006 has 16 divisors (see below), whose sum is σ = 45954442800. Its totient is φ = 12692172480.
The previous prime is 28003025003. The next prime is 28003025041. The reversal of 28003025006 is 60052030082.
It is a super-2 number, since 2×280030250062 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28003025003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1815911 + ... + 1831266.
It is an arithmetic number, because the mean of its divisors is an integer number (2872152675).
Almost surely, 228003025006 is an apocalyptic number.
28003025006 is a deficient number, since it is larger than the sum of its proper divisors (17951417794).
28003025006 is a wasteful number, since it uses less digits than its factorization.
28003025006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3647539.
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 28003025006 its reverse (60052030082), we get a palindrome (88055055088).
The spelling of 28003025006 in words is "twenty-eight billion, three million, twenty-five thousand, six".
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