Online GCD Calculator is useful to find the GCD of 438, 213, 849 quickly. Get the easiest ways to solve the greatest common divisor of 438, 213, 849 i.e 3 in different methods as follows.
Given Input numbers are 438, 213, 849
In the factoring method, we have to find the divisors of all numbers
Divisors of 438 :
The positive integer divisors of 438 that completely divides 438 are.
1, 2, 3, 6, 73, 146, 219, 438
Divisors of 213 :
The positive integer divisors of 213 that completely divides 213 are.
1, 3, 71, 213
Divisors of 849 :
The positive integer divisors of 849 that completely divides 849 are.
1, 3, 283, 849
GCD of numbers is the greatest common divisor
So, the GCD (438, 213, 849) = 3.
Given numbers are 438, 213, 849
The list of prime factors of all numbers are
Prime factors of 438 are 2 x 3 x 73
Prime factors of 213 are 3 x 71
Prime factors of 849 are 3 x 283
The highest common occurrence is 31
Therefore, GCD of 438, 213, 849 is 3.
Given numbers are 438, 213, 849
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(438, 213) = 31098
GCD(438, 213) = ( 438 x 213 ) / 31098
= 438 / 213
= 438
Step2:
LCM(3, 849) = 849
GCD(3, 849) = ( 3 x 849 ) / 849
= 3 / 849
= 3
So, Greatest Common Divisor of 438, 213, 849 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 438, 213, 849
The greatest common divisor of numbers 438, 213, 849 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 438, 213, 849 is 3.
1. What is the GCD of 438, 213, 849?
GCD of given numbers 438, 213, 849 is 3
2. How to calculate the greatest common divisor of 438, 213, 849?
We can find the highest common divisor of 438, 213, 849 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 438, 213, 849 i.e 3.
3. How can I use the GCD of 438, 213, 849Calculator?
Out the numbers 438, 213, 849 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.