Where do I get the detailed procedure to find GCD of 243, 423, 153?

You can find a detailed procedure to find GCD of 243, 423, 153 on our page.

How to find GCD of 243, 423, 153 on a calculator?

You can find the GCD of 243, 423, 153 by simply giving the inputs separated by commas and click on the calculate button to avail the Greatest Common Divisor in less time.

GCD of 243, 423, 153 Calculator

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

Online GCD Calculator is useful to find the GCD of 243, 423, 153 quickly. Get the easiest ways to solve the greatest common divisor of 243, 423, 153 i.e 9 in different methods as follows.

How to Find GCD of Numbers 243, 423, 153 with Factoring?

Given Input numbers are 243, 423, 153

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

Divisors of 243 :

The positive integer divisors of 243 that completely divides 243 are.

1, 3, 9, 27, 81, 243

Divisors of 423 :

The positive integer divisors of 423 that completely divides 423 are.

1, 3, 9, 47, 141, 423

Divisors of 153 :

The positive integer divisors of 153 that completely divides 153 are.

1, 3, 9, 17, 51, 153

GCD of numbers is the greatest common divisor

So, the GCD (243, 423, 153) = 9.

Find GCD of 243, 423, 153 using Prime Factorization

Given numbers are 243, 423, 153

The list of prime factors of all numbers are

Prime factors of 243 are 3 x 3 x 3 x 3 x 3

Prime factors of 423 are 3 x 3 x 47

Prime factors of 153 are 3 x 3 x 17

The highest common occurrence is 3²

Therefore, GCD of 243, 423, 153 is 9.

Steps to Calculate GCD of 243, 423, 153 using LCM Formula

Given numbers are 243, 423, 153

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

Apply this formula for all numbers.

Step1:

LCM(243, 423) = 11421

GCD(243, 423) = ( 243 x 423 ) / 11421

= 243 / 423

= 243

Step2:

LCM(9, 153) = 153

GCD(9, 153) = ( 9 x 153 ) / 153

= 9 / 153

= 9

So, Greatest Common Divisor of 243, 423, 153 is 9

GCD of Numbers Calculation Examples

Here are some samples of GCD of Numbers calculations.

Greatest Common Divisor of 243, 423, 153

Given numbers are 243, 423, 153
The greatest common divisor of numbers 243, 423, 153 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 243, 423, 153 is 9.

FAQs on GCD of 243, 423, 153 Calculator

1. What is the GCD of 243, 423, 153?

GCD of given numbers 243, 423, 153 is 9

2. How to calculate the greatest common divisor of 243, 423, 153?

We can find the highest common divisor of 243, 423, 153 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 243, 423, 153 i.e 9.

3. How can I use the GCD of 243, 423, 153Calculator?

Out the numbers 243, 423, 153 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.