Base | Representation |
---|---|
bin | 10111111100000… |
… | …00101011000101 |
3 | 111222211221202111 |
4 | 23332000223011 |
5 | 402401230221 |
6 | 31531541021 |
7 | 4655546332 |
oct | 1376005305 |
9 | 458757674 |
10 | 200805061 |
11 | a33928a6 |
12 | 572ba771 |
13 | 327a9882 |
14 | 1c951989 |
15 | 12967be1 |
hex | bf80ac5 |
200805061 has 2 divisors, whose sum is σ = 200805062. Its totient is φ = 200805060.
The previous prime is 200805047. The next prime is 200805089. The reversal of 200805061 is 160508002.
It is a happy number.
200805061 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., 196420225 + 4384836 = 14015^2 + 2094^2 .
It is a cyclic number.
It is not a de Polignac number, because 200805061 - 217 = 200673989 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (200865061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100402530 + 100402531.
It is an arithmetic number, because the mean of its divisors is an integer number (100402531).
Almost surely, 2200805061 is an apocalyptic number.
It is an amenable number.
200805061 is a deficient number, since it is larger than the sum of its proper divisors (1).
200805061 is an equidigital number, since it uses as much as digits as its factorization.
200805061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 200805061 is about 14170.5702425837. The cubic root of 200805061 is about 585.5871680256.
The spelling of 200805061 in words is "two hundred million, eight hundred five thousand, sixty-one".
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