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GCD of 438, 299, 217 Calculator

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023


Online GCD Calculator is useful to find the GCD of 438, 299, 217 quickly. Get the easiest ways to solve the greatest common divisor of 438, 299, 217 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 438, 299, 217 with Factoring?

Given Input numbers are 438, 299, 217

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 299 :

The positive integer divisors of 299 that completely divides 299 are.

1, 13, 23, 299

Divisors of 217 :

The positive integer divisors of 217 that completely divides 217 are.

1, 7, 31, 217


GCD of numbers is the greatest common divisor

So, the GCD (438, 299, 217) = 1.

Find GCD of 438, 299, 217 using Prime Factorization

Given numbers are 438, 299, 217

The list of prime factors of all numbers are

Prime factors of 438 are 2 x 3 x 73

Prime factors of 299 are 13 x 23

Prime factors of 217 are 7 x 31

The above numbers do not have any common prime factor. So GCD is 1

Steps to Calculate GCD of 438, 299, 217 using LCM Formula

Given numbers are 438, 299, 217

GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)

Apply this formula for all numbers.

Step1:

LCM(438, 299) = 130962

GCD(438, 299) = ( 438 x 299 ) / 130962

= 438 / 299

= 438


Step2:

LCM(1, 217) = 217

GCD(1, 217) = ( 1 x 217 ) / 217

= 1 / 217

= 1


So, Greatest Common Divisor of 438, 299, 217 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 438, 299, 217

Given numbers are 438, 299, 217
The greatest common divisor of numbers 438, 299, 217 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 438, 299, 217 is 1.

FAQs on GCD of 438, 299, 217 Calculator

1. What is the GCD of 438, 299, 217?

GCD of given numbers 438, 299, 217 is 1


2. How to calculate the greatest common divisor of 438, 299, 217?

We can find the highest common divisor of 438, 299, 217 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, 299, 217 i.e 1.


3. How can I use the GCD of 438, 299, 217Calculator?

Out the numbers 438, 299, 217 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.