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GCD of 128, 124, 338, 225 Calculator

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


Online GCD Calculator is useful to find the GCD of 128, 124, 338, 225 quickly. Get the easiest ways to solve the greatest common divisor of 128, 124, 338, 225 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 128, 124, 338, 225 with Factoring?

Given Input numbers are 128, 124, 338, 225

In the factoring method, we have to find the divisors of all numbers

Divisors of 128 :

The positive integer divisors of 128 that completely divides 128 are.

1, 2, 4, 8, 16, 32, 64, 128

Divisors of 124 :

The positive integer divisors of 124 that completely divides 124 are.

1, 2, 4, 31, 62, 124

Divisors of 338 :

The positive integer divisors of 338 that completely divides 338 are.

1, 2, 13, 26, 169, 338

Divisors of 225 :

The positive integer divisors of 225 that completely divides 225 are.

1, 3, 5, 9, 15, 25, 45, 75, 225


GCD of numbers is the greatest common divisor

So, the GCD (128, 124, 338, 225) = 1.

Find GCD of 128, 124, 338, 225 using Prime Factorization

Given numbers are 128, 124, 338, 225

The list of prime factors of all numbers are

Prime factors of 128 are 2 x 2 x 2 x 2 x 2 x 2 x 2

Prime factors of 124 are 2 x 2 x 31

Prime factors of 338 are 2 x 13 x 13

Prime factors of 225 are 3 x 3 x 5 x 5

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

Steps to Calculate GCD of 128, 124, 338, 225 using LCM Formula

Given numbers are 128, 124, 338, 225

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

Apply this formula for all numbers.

Step1:

LCM(128, 124) = 3968

GCD(128, 124) = ( 128 x 124 ) / 3968

= 128 / 124

= 128


Step2:

LCM(4, 338) = 676

GCD(4, 338) = ( 4 x 338 ) / 676

= 4 / 338

= 4


Step3:

LCM(2, 225) = 450

GCD(2, 225) = ( 2 x 225 ) / 450

= 2 / 225

= 2


So, Greatest Common Divisor of 128, 124, 338, 225 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 128, 124, 338, 225

Given numbers are 128, 124, 338, 225
The greatest common divisor of numbers 128, 124, 338, 225 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 128, 124, 338, 225 is 1.

FAQs on GCD of 128, 124, 338, 225 Calculator

1. What is the GCD of 128, 124, 338, 225?

GCD of given numbers 128, 124, 338, 225 is 1


2. How to calculate the greatest common divisor of 128, 124, 338, 225?

We can find the highest common divisor of 128, 124, 338, 225 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 128, 124, 338, 225 i.e 1.


3. How can I use the GCD of 128, 124, 338, 225Calculator?

Out the numbers 128, 124, 338, 225 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.