Base | Representation |
---|---|
bin | 1000000011000010… |
… | …0111111100111101 |
3 | 12120112212001202010 |
4 | 2000300213330331 |
5 | 13411004331310 |
6 | 554205121433 |
7 | 104350440150 |
oct | 20060477475 |
9 | 5515761663 |
10 | 2160230205 |
11 | a09436a21 |
12 | 503559279 |
13 | 285718833 |
14 | 166c87c97 |
15 | c99b3320 |
hex | 80c27f3d |
2160230205 has 96 divisors (see below), whose sum is σ = 4227699456. Its totient is φ = 922484736.
The previous prime is 2160230197. The next prime is 2160230207. The reversal of 2160230205 is 5020320612.
2160230205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2160230205 - 23 = 2160230197 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2160230207) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7798527 + ... + 7798803.
It is an arithmetic number, because the mean of its divisors is an integer number (44038536).
Almost surely, 22160230205 is an apocalyptic number.
It is an amenable number.
2160230205 is a deficient number, since it is larger than the sum of its proper divisors (2067469251).
2160230205 is a wasteful number, since it uses less digits than its factorization.
2160230205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583 (or 566 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2160230205 is about 46478.2766999810. The cubic root of 2160230205 is about 1292.7067347617.
Adding to 2160230205 its reverse (5020320612), we get a palindrome (7180550817).
The spelling of 2160230205 in words is "two billion, one hundred sixty million, two hundred thirty thousand, two hundred five".
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