Base | Representation |
---|---|
bin | 11000100101000… |
… | …11111111110101 |
3 | 112100222200010001 |
4 | 30102203333311 |
5 | 410241131004 |
6 | 32243231301 |
7 | 5052415456 |
oct | 1422437765 |
9 | 470880101 |
10 | 206192629 |
11 | a6432635 |
12 | 59078531 |
13 | 33944b96 |
14 | 1d55512d |
15 | 1317e1a4 |
hex | c4a3ff5 |
206192629 has 2 divisors, whose sum is σ = 206192630. Its totient is φ = 206192628.
The previous prime is 206192621. The next prime is 206192641. The reversal of 206192629 is 926291602.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 196644529 + 9548100 = 14023^2 + 3090^2 .
It is a cyclic number.
It is not a de Polignac number, because 206192629 - 23 = 206192621 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (206192621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103096314 + 103096315.
It is an arithmetic number, because the mean of its divisors is an integer number (103096315).
Almost surely, 2206192629 is an apocalyptic number.
It is an amenable number.
206192629 is a deficient number, since it is larger than the sum of its proper divisors (1).
206192629 is an equidigital number, since it uses as much as digits as its factorization.
206192629 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 37.
The square root of 206192629 is about 14359.4090755852. The cubic root of 206192629 is about 590.7780876519.
The spelling of 206192629 in words is "two hundred six million, one hundred ninety-two thousand, six hundred twenty-nine".
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