Base | Representation |
---|---|
bin | 1100000000111011010… |
… | …0011101000110110111 |
3 | 201201202212022011011220 |
4 | 3000032310131012313 |
5 | 11340210201440233 |
6 | 234453323401423 |
7 | 20624650035615 |
oct | 3001664350667 |
9 | 651685264156 |
10 | 206407061943 |
11 | 7a59a450715 |
12 | 34005383273 |
13 | 1660582c9a4 |
14 | 9dc0db26b5 |
15 | 5580bb7eb3 |
hex | 300ed1d1b7 |
206407061943 has 24 divisors (see below), whose sum is σ = 292912261200. Its totient is φ = 129261450240.
The previous prime is 206407061923. The next prime is 206407061953. The reversal of 206407061943 is 349160704602.
206407061943 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 206407061943 - 25 = 206407061911 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 206407061895 and 206407061904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206407061923) 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 in 23 ways as a sum of consecutive naturals, for example, 223233 + ... + 680181.
It is an arithmetic number, because the mean of its divisors is an integer number (12204677550).
Almost surely, 2206407061943 is an apocalyptic number.
206407061943 is a deficient number, since it is larger than the sum of its proper divisors (86505199257).
206407061943 is a wasteful number, since it uses less digits than its factorization.
206407061943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 457507 (or 457490 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 42.
The spelling of 206407061943 in words is "two hundred six billion, four hundred seven million, sixty-one thousand, nine hundred forty-three".
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