Base | Representation |
---|---|
bin | 1100000000111110011… |
… | …0101100001111100101 |
3 | 201201210210002012220222 |
4 | 3000033212230033211 |
5 | 11340222034344031 |
6 | 234454513534125 |
7 | 20625200005025 |
oct | 3001746541745 |
9 | 651723065828 |
10 | 206420231141 |
11 | 7a5a6925953 |
12 | 34009874345 |
13 | 16608490c07 |
14 | 9dc2a3da85 |
15 | 5581e19e7b |
hex | 300f9ac3e5 |
206420231141 has 2 divisors, whose sum is σ = 206420231142. Its totient is φ = 206420231140.
The previous prime is 206420231131. The next prime is 206420231153. The reversal of 206420231141 is 141132024602.
206420231141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 195647867041 + 10772364100 = 442321^2 + 103790^2 .
It is a cyclic number.
It is not a de Polignac number, because 206420231141 - 26 = 206420231077 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 206420231141.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (206420231131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103210115570 + 103210115571.
It is an arithmetic number, because the mean of its divisors is an integer number (103210115571).
Almost surely, 2206420231141 is an apocalyptic number.
It is an amenable number.
206420231141 is a deficient number, since it is larger than the sum of its proper divisors (1).
206420231141 is an equidigital number, since it uses as much as digits as its factorization.
206420231141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 206420231141 its reverse (141132024602), we get a palindrome (347552255743).
The spelling of 206420231141 in words is "two hundred six billion, four hundred twenty million, two hundred thirty-one thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •