Base | Representation |
---|---|
bin | 11010001000011000… |
… | …111000100010110000 |
3 | 2200102102010111212221 |
4 | 122020120320202300 |
5 | 424430323400313 |
6 | 20520100530424 |
7 | 2012206206340 |
oct | 321030704260 |
9 | 80372114787 |
10 | 28058028208 |
11 | 10999030971 |
12 | 55306b0a14 |
13 | 2851c57372 |
14 | 1502576d20 |
15 | ae33c9c8d |
hex | 6886388b0 |
28058028208 has 40 divisors (see below), whose sum is σ = 62348096768. Its totient is φ = 11982364992.
The previous prime is 28058028179. The next prime is 28058028221. The reversal of 28058028208 is 80282085082.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410916 + ... + 474307.
Almost surely, 228058028208 is an apocalyptic number.
28058028208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
28058028208 is an abundant number, since it is smaller than the sum of its proper divisors (34290068560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28058028208 is a wasteful number, since it uses less digits than its factorization.
28058028208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 885521 (or 885515 counting only the distinct ones).
The product of its (nonzero) digits is 163840, while the sum is 43.
The spelling of 28058028208 in words is "twenty-eight billion, fifty-eight million, twenty-eight thousand, two hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •