Base | Representation |
---|---|
bin | 1100100010000111… |
… | …11001101010010110 |
3 | 122100221012200021010 |
4 | 12101003321222112 |
5 | 102240020424410 |
6 | 3031403033050 |
7 | 325512614010 |
oct | 62103715226 |
9 | 18327180233 |
10 | 6728686230 |
11 | 2943193612 |
12 | 137950b786 |
13 | 833040156 |
14 | 47b8d31b0 |
15 | 295ac4c20 |
hex | 1910f9a96 |
6728686230 has 64 divisors (see below), whose sum is σ = 18462624768. Its totient is φ = 1537418880.
The previous prime is 6728686219. The next prime is 6728686243. The reversal of 6728686230 is 326868276.
It is a happy number.
It is a super-2 number, since 2×67286862302 = 90550436763583225800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6728686230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 884724 + ... + 892296.
It is an arithmetic number, because the mean of its divisors is an integer number (288478512).
Almost surely, 26728686230 is an apocalyptic number.
6728686230 is an abundant number, since it is smaller than the sum of its proper divisors (11733938538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6728686230 is a wasteful number, since it uses less digits than its factorization.
6728686230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11821.
The product of its (nonzero) digits is 1161216, while the sum is 48.
The square root of 6728686230 is about 82028.5695962084. The cubic root of 6728686230 is about 1887.8903169532.
The spelling of 6728686230 in words is "six billion, seven hundred twenty-eight million, six hundred eighty-six thousand, two hundred thirty".
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