Base | Representation |
---|---|
bin | 1000000011011111… |
… | …0001101010110101 |
3 | 12120200101022111110 |
4 | 2000313301222311 |
5 | 13411444330023 |
6 | 554313225233 |
7 | 104402406105 |
oct | 20067615265 |
9 | 5520338443 |
10 | 2162105013 |
11 | a0a4a7552 |
12 | 504102219 |
13 | 285c23ca3 |
14 | 167215205 |
15 | c9c33a93 |
hex | 80df1ab5 |
2162105013 has 16 divisors (see below), whose sum is σ = 2977856000. Its totient is φ = 1393943040.
The previous prime is 2162105003. The next prime is 2162105051. The reversal of 2162105013 is 3105012612.
2162105013 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2162105013 - 210 = 2162103989 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2162105003) 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, 142413 + ... + 156861.
It is an arithmetic number, because the mean of its divisors is an integer number (186116000).
Almost surely, 22162105013 is an apocalyptic number.
It is an amenable number.
2162105013 is a deficient number, since it is larger than the sum of its proper divisors (815750987).
2162105013 is a wasteful number, since it uses less digits than its factorization.
2162105013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16092.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 2162105013 is about 46498.4409738649. The cubic root of 2162105013 is about 1293.0805955568.
Adding to 2162105013 its reverse (3105012612), we get a palindrome (5267117625).
The spelling of 2162105013 in words is "two billion, one hundred sixty-two million, one hundred five thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •