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GCD of 621, 393, 97 Calculator

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


Online GCD Calculator is useful to find the GCD of 621, 393, 97 quickly. Get the easiest ways to solve the greatest common divisor of 621, 393, 97 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 621, 393, 97 with Factoring?

Given Input numbers are 621, 393, 97

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

Divisors of 621 :

The positive integer divisors of 621 that completely divides 621 are.

1, 3, 9, 23, 27, 69, 207, 621

Divisors of 393 :

The positive integer divisors of 393 that completely divides 393 are.

1, 3, 131, 393

Divisors of 97 :

The positive integer divisors of 97 that completely divides 97 are.

1, 97


GCD of numbers is the greatest common divisor

So, the GCD (621, 393, 97) = 1.

Find GCD of 621, 393, 97 using Prime Factorization

Given numbers are 621, 393, 97

The list of prime factors of all numbers are

Prime factors of 621 are 3 x 3 x 3 x 23

Prime factors of 393 are 3 x 131

Prime factors of 97 are 97

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

Steps to Calculate GCD of 621, 393, 97 using LCM Formula

Given numbers are 621, 393, 97

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

Apply this formula for all numbers.

Step1:

LCM(621, 393) = 81351

GCD(621, 393) = ( 621 x 393 ) / 81351

= 621 / 393

= 621


Step2:

LCM(3, 97) = 291

GCD(3, 97) = ( 3 x 97 ) / 291

= 3 / 97

= 3


So, Greatest Common Divisor of 621, 393, 97 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 621, 393, 97

Given numbers are 621, 393, 97
The greatest common divisor of numbers 621, 393, 97 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 621, 393, 97 is 1.

FAQs on GCD of 621, 393, 97 Calculator

1. What is the GCD of 621, 393, 97?

GCD of given numbers 621, 393, 97 is 1


2. How to calculate the greatest common divisor of 621, 393, 97?

We can find the highest common divisor of 621, 393, 97 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 621, 393, 97 i.e 1.


3. How can I use the GCD of 621, 393, 97Calculator?

Out the numbers 621, 393, 97 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.