Base | Representation |
---|---|
bin | 11010011111011… |
… | …11011011100011 |
3 | 120111011110120202 |
4 | 31033233123203 |
5 | 423342331433 |
6 | 34015055415 |
7 | 5335632404 |
oct | 1517573343 |
9 | 514143522 |
10 | 222230243 |
11 | 104496964 |
12 | 6251156b |
13 | 3706b8b1 |
14 | 2172b9ab |
15 | 1479aee8 |
hex | d3ef6e3 |
222230243 has 2 divisors, whose sum is σ = 222230244. Its totient is φ = 222230242.
The previous prime is 222230231. The next prime is 222230257. The reversal of 222230243 is 342032222.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 222230243 - 26 = 222230179 is a prime.
It is not a weakly prime, because it can be changed into another prime (222230263) 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, 111115121 + 111115122.
It is an arithmetic number, because the mean of its divisors is an integer number (111115122).
Almost surely, 2222230243 is an apocalyptic number.
222230243 is a deficient number, since it is larger than the sum of its proper divisors (1).
222230243 is an equidigital number, since it uses as much as digits as its factorization.
222230243 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 222230243 is about 14907.3888726363. The cubic root of 222230243 is about 605.7141515499.
Adding to 222230243 its reverse (342032222), we get a palindrome (564262465).
The spelling of 222230243 in words is "two hundred twenty-two million, two hundred thirty thousand, two hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •