Base | Representation |
---|---|
bin | 10000010000100011… |
… | …00110111011000010 |
3 | 211112022201100220220 |
4 | 20020101212323002 |
5 | 120334031040234 |
6 | 4002051443510 |
7 | 426210206526 |
oct | 101021467302 |
9 | 24468640826 |
10 | 8728768194 |
11 | 377a186813 |
12 | 18372b6596 |
13 | a915158c3 |
14 | 5cb3add86 |
15 | 3614a1a49 |
hex | 208466ec2 |
8728768194 has 16 divisors (see below), whose sum is σ = 17497859232. Its totient is φ = 2902868928.
The previous prime is 8728768193. The next prime is 8728768199. The reversal of 8728768194 is 4918678278.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (8728768193) by changing a digit.
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, 1677304 + ... + 1682499.
It is an arithmetic number, because the mean of its divisors is an integer number (1093616202).
Almost surely, 28728768194 is an apocalyptic number.
8728768194 is an abundant number, since it is smaller than the sum of its proper divisors (8769091038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8728768194 is a wasteful number, since it uses less digits than its factorization.
8728768194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3360241.
The product of its digits is 10838016, while the sum is 60.
The square root of 8728768194 is about 93427.8769639983. The cubic root of 8728768194 is about 2058.9745889502.
The spelling of 8728768194 in words is "eight billion, seven hundred twenty-eight million, seven hundred sixty-eight thousand, one hundred ninety-four".
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