Online GCD Calculator is useful to find the GCD of 639, 162, 531 quickly. Get the easiest ways to solve the greatest common divisor of 639, 162, 531 i.e 9 in different methods as follows.
Given Input numbers are 639, 162, 531
In the factoring method, we have to find the divisors of all numbers
Divisors of 639 :
The positive integer divisors of 639 that completely divides 639 are.
1, 3, 9, 71, 213, 639
Divisors of 162 :
The positive integer divisors of 162 that completely divides 162 are.
1, 2, 3, 6, 9, 18, 27, 54, 81, 162
Divisors of 531 :
The positive integer divisors of 531 that completely divides 531 are.
1, 3, 9, 59, 177, 531
GCD of numbers is the greatest common divisor
So, the GCD (639, 162, 531) = 9.
Given numbers are 639, 162, 531
The list of prime factors of all numbers are
Prime factors of 639 are 3 x 3 x 71
Prime factors of 162 are 2 x 3 x 3 x 3 x 3
Prime factors of 531 are 3 x 3 x 59
The highest common occurrence is 32
Therefore, GCD of 639, 162, 531 is 9.
Given numbers are 639, 162, 531
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(639, 162) = 11502
GCD(639, 162) = ( 639 x 162 ) / 11502
= 639 / 162
= 639
Step2:
LCM(9, 531) = 531
GCD(9, 531) = ( 9 x 531 ) / 531
= 9 / 531
= 9
So, Greatest Common Divisor of 639, 162, 531 is 9
Here are some samples of GCD of Numbers calculations.
Given numbers are 639, 162, 531
The greatest common divisor of numbers 639, 162, 531 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 639, 162, 531 is 9.
1. What is the GCD of 639, 162, 531?
GCD of given numbers 639, 162, 531 is 9
2. How to calculate the greatest common divisor of 639, 162, 531?
We can find the highest common divisor of 639, 162, 531 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 639, 162, 531 i.e 9.
3. How can I use the GCD of 639, 162, 531Calculator?
Out the numbers 639, 162, 531 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.