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GCD of 789, 397, 790 Calculator

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


Online GCD Calculator is useful to find the GCD of 789, 397, 790 quickly. Get the easiest ways to solve the greatest common divisor of 789, 397, 790 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 789, 397, 790 with Factoring?

Given Input numbers are 789, 397, 790

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

Divisors of 789 :

The positive integer divisors of 789 that completely divides 789 are.

1, 3, 263, 789

Divisors of 397 :

The positive integer divisors of 397 that completely divides 397 are.

1, 397

Divisors of 790 :

The positive integer divisors of 790 that completely divides 790 are.

1, 2, 5, 10, 79, 158, 395, 790


GCD of numbers is the greatest common divisor

So, the GCD (789, 397, 790) = 1.

Find GCD of 789, 397, 790 using Prime Factorization

Given numbers are 789, 397, 790

The list of prime factors of all numbers are

Prime factors of 789 are 3 x 263

Prime factors of 397 are 397

Prime factors of 790 are 2 x 5 x 79

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

Steps to Calculate GCD of 789, 397, 790 using LCM Formula

Given numbers are 789, 397, 790

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

Apply this formula for all numbers.

Step1:

LCM(789, 397) = 313233

GCD(789, 397) = ( 789 x 397 ) / 313233

= 789 / 397

= 789


Step2:

LCM(1, 790) = 790

GCD(1, 790) = ( 1 x 790 ) / 790

= 1 / 790

= 1


So, Greatest Common Divisor of 789, 397, 790 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 789, 397, 790

Given numbers are 789, 397, 790
The greatest common divisor of numbers 789, 397, 790 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 789, 397, 790 is 1.

FAQs on GCD of 789, 397, 790 Calculator

1. What is the GCD of 789, 397, 790?

GCD of given numbers 789, 397, 790 is 1


2. How to calculate the greatest common divisor of 789, 397, 790?

We can find the highest common divisor of 789, 397, 790 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 789, 397, 790 i.e 1.


3. How can I use the GCD of 789, 397, 790Calculator?

Out the numbers 789, 397, 790 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.