Online GCD Calculator is useful to find the GCD of 563, 218, 18 quickly. Get the easiest ways to solve the greatest common divisor of 563, 218, 18 i.e 1 in different methods as follows.
Given Input numbers are 563, 218, 18
In the factoring method, we have to find the divisors of all numbers
Divisors of 563 :
The positive integer divisors of 563 that completely divides 563 are.
1, 563
Divisors of 218 :
The positive integer divisors of 218 that completely divides 218 are.
1, 2, 109, 218
Divisors of 18 :
The positive integer divisors of 18 that completely divides 18 are.
1, 2, 3, 6, 9, 18
GCD of numbers is the greatest common divisor
So, the GCD (563, 218, 18) = 1.
Given numbers are 563, 218, 18
The list of prime factors of all numbers are
Prime factors of 563 are 563
Prime factors of 218 are 2 x 109
Prime factors of 18 are 2 x 3 x 3
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 563, 218, 18
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(563, 218) = 122734
GCD(563, 218) = ( 563 x 218 ) / 122734
= 563 / 218
= 563
Step2:
LCM(1, 18) = 18
GCD(1, 18) = ( 1 x 18 ) / 18
= 1 / 18
= 1
So, Greatest Common Divisor of 563, 218, 18 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 563, 218, 18
The greatest common divisor of numbers 563, 218, 18 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 563, 218, 18 is 1.
1. What is the GCD of 563, 218, 18?
GCD of given numbers 563, 218, 18 is 1
2. How to calculate the greatest common divisor of 563, 218, 18?
We can find the highest common divisor of 563, 218, 18 easily using the prime factorization method. Just list the prime factors of all numbers and pick the highest common factor which is the GCD of 563, 218, 18 i.e 1.
3. How can I use the GCD of 563, 218, 18Calculator?
Out the numbers 563, 218, 18 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.