Online GCD Calculator is useful to find the GCD of 198, 621, 957 quickly. Get the easiest ways to solve the greatest common divisor of 198, 621, 957 i.e 3 in different methods as follows.
Given Input numbers are 198, 621, 957
In the factoring method, we have to find the divisors of all numbers
Divisors of 198 :
The positive integer divisors of 198 that completely divides 198 are.
1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198
Divisors of 621 :
The positive integer divisors of 621 that completely divides 621 are.
1, 3, 9, 23, 27, 69, 207, 621
Divisors of 957 :
The positive integer divisors of 957 that completely divides 957 are.
1, 3, 11, 29, 33, 87, 319, 957
GCD of numbers is the greatest common divisor
So, the GCD (198, 621, 957) = 3.
Given numbers are 198, 621, 957
The list of prime factors of all numbers are
Prime factors of 198 are 2 x 3 x 3 x 11
Prime factors of 621 are 3 x 3 x 3 x 23
Prime factors of 957 are 3 x 11 x 29
The highest common occurrence is 31
Therefore, GCD of 198, 621, 957 is 3.
Given numbers are 198, 621, 957
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(198, 621) = 13662
GCD(198, 621) = ( 198 x 621 ) / 13662
= 198 / 621
= 198
Step2:
LCM(9, 957) = 2871
GCD(9, 957) = ( 9 x 957 ) / 2871
= 9 / 957
= 9
So, Greatest Common Divisor of 198, 621, 957 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 198, 621, 957
The greatest common divisor of numbers 198, 621, 957 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 198, 621, 957 is 3.
1. What is the GCD of 198, 621, 957?
GCD of given numbers 198, 621, 957 is 3
2. How to calculate the greatest common divisor of 198, 621, 957?
We can find the highest common divisor of 198, 621, 957 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 198, 621, 957 i.e 3.
3. How can I use the GCD of 198, 621, 957Calculator?
Out the numbers 198, 621, 957 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.