Base | Representation |
---|---|
bin | 11010100101101001… |
… | …111001100100011110 |
3 | 2201200122000220011002 |
4 | 122211221321210132 |
5 | 431432022400001 |
6 | 21040520430302 |
7 | 2030320510103 |
oct | 324551714436 |
9 | 81618026132 |
10 | 28549028126 |
11 | 11120200423 |
12 | 5649018392 |
13 | 28cc8aaa68 |
14 | 154b868aaa |
15 | b2156646b |
hex | 6a5a7991e |
28549028126 has 8 divisors (see below), whose sum is σ = 42844992120. Its totient is φ = 14267364088.
The previous prime is 28549028111. The next prime is 28549028143. The reversal of 28549028126 is 62182094582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
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, 3569996 + ... + 3577983.
It is an arithmetic number, because the mean of its divisors is an integer number (5355624015).
Almost surely, 228549028126 is an apocalyptic number.
28549028126 is a deficient number, since it is larger than the sum of its proper divisors (14295963994).
28549028126 is a wasteful number, since it uses less digits than its factorization.
28549028126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7149978.
The product of its (nonzero) digits is 552960, while the sum is 47.
The spelling of 28549028126 in words is "twenty-eight billion, five hundred forty-nine million, twenty-eight thousand, one hundred twenty-six".
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