Online GCD Calculator is useful to find the GCD of 213, 789, 129 quickly. Get the easiest ways to solve the greatest common divisor of 213, 789, 129 i.e 3 in different methods as follows.
Given Input numbers are 213, 789, 129
In the factoring method, we have to find the divisors of all numbers
Divisors of 213 :
The positive integer divisors of 213 that completely divides 213 are.
1, 3, 71, 213
Divisors of 789 :
The positive integer divisors of 789 that completely divides 789 are.
1, 3, 263, 789
Divisors of 129 :
The positive integer divisors of 129 that completely divides 129 are.
1, 3, 43, 129
GCD of numbers is the greatest common divisor
So, the GCD (213, 789, 129) = 3.
Given numbers are 213, 789, 129
The list of prime factors of all numbers are
Prime factors of 213 are 3 x 71
Prime factors of 789 are 3 x 263
Prime factors of 129 are 3 x 43
The highest common occurrence is 31
Therefore, GCD of 213, 789, 129 is 3.
Given numbers are 213, 789, 129
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(213, 789) = 56019
GCD(213, 789) = ( 213 x 789 ) / 56019
= 213 / 789
= 213
Step2:
LCM(3, 129) = 129
GCD(3, 129) = ( 3 x 129 ) / 129
= 3 / 129
= 3
So, Greatest Common Divisor of 213, 789, 129 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 213, 789, 129
The greatest common divisor of numbers 213, 789, 129 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 213, 789, 129 is 3.
1. What is the GCD of 213, 789, 129?
GCD of given numbers 213, 789, 129 is 3
2. How to calculate the greatest common divisor of 213, 789, 129?
We can find the highest common divisor of 213, 789, 129 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 213, 789, 129 i.e 3.
3. How can I use the GCD of 213, 789, 129Calculator?
Out the numbers 213, 789, 129 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.