Online GCD Calculator is useful to find the GCD of 561, 918, 453 quickly. Get the easiest ways to solve the greatest common divisor of 561, 918, 453 i.e 3 in different methods as follows.
Given Input numbers are 561, 918, 453
In the factoring method, we have to find the divisors of all numbers
Divisors of 561 :
The positive integer divisors of 561 that completely divides 561 are.
1, 3, 11, 17, 33, 51, 187, 561
Divisors of 918 :
The positive integer divisors of 918 that completely divides 918 are.
1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918
Divisors of 453 :
The positive integer divisors of 453 that completely divides 453 are.
1, 3, 151, 453
GCD of numbers is the greatest common divisor
So, the GCD (561, 918, 453) = 3.
Given numbers are 561, 918, 453
The list of prime factors of all numbers are
Prime factors of 561 are 3 x 11 x 17
Prime factors of 918 are 2 x 3 x 3 x 3 x 17
Prime factors of 453 are 3 x 151
The highest common occurrence is 31
Therefore, GCD of 561, 918, 453 is 3.
Given numbers are 561, 918, 453
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(561, 918) = 10098
GCD(561, 918) = ( 561 x 918 ) / 10098
= 561 / 918
= 561
Step2:
LCM(51, 453) = 7701
GCD(51, 453) = ( 51 x 453 ) / 7701
= 51 / 453
= 51
So, Greatest Common Divisor of 561, 918, 453 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 561, 918, 453
The greatest common divisor of numbers 561, 918, 453 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 561, 918, 453 is 3.
1. What is the GCD of 561, 918, 453?
GCD of given numbers 561, 918, 453 is 3
2. How to calculate the greatest common divisor of 561, 918, 453?
We can find the highest common divisor of 561, 918, 453 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 561, 918, 453 i.e 3.
3. How can I use the GCD of 561, 918, 453Calculator?
Out the numbers 561, 918, 453 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.