Base | Representation |
---|---|
bin | 111111011100011… |
… | …1010111010110011 |
3 | 12111100210211000221 |
4 | 1332320322322303 |
5 | 13324441204421 |
6 | 551124353511 |
7 | 103516634356 |
oct | 17670727263 |
9 | 5440724027 |
10 | 2128850611 |
11 | 9a2753a78 |
12 | 4b4b45897 |
13 | 27c07c924 |
14 | 162a3a29d |
15 | c6d65841 |
hex | 7ee3aeb3 |
2128850611 has 16 divisors (see below), whose sum is σ = 2304149760. Its totient is φ = 1960005600.
The previous prime is 2128850609. The next prime is 2128850617. The reversal of 2128850611 is 1160588212.
It is a cyclic number.
It is not a de Polignac number, because 2128850611 - 21 = 2128850609 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2128850617) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1019010 + ... + 1021096.
It is an arithmetic number, because the mean of its divisors is an integer number (144009360).
Almost surely, 22128850611 is an apocalyptic number.
2128850611 is a deficient number, since it is larger than the sum of its proper divisors (175299149).
2128850611 is a wasteful number, since it uses less digits than its factorization.
2128850611 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3594.
The product of its (nonzero) digits is 7680, while the sum is 34.
The square root of 2128850611 is about 46139.4691235172. The cubic root of 2128850611 is about 1286.4168761770.
The spelling of 2128850611 in words is "two billion, one hundred twenty-eight million, eight hundred fifty thousand, six hundred eleven".
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