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GCD of 379, 651, 78, 644 Calculator

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


Online GCD Calculator is useful to find the GCD of 379, 651, 78, 644 quickly. Get the easiest ways to solve the greatest common divisor of 379, 651, 78, 644 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 379, 651, 78, 644 with Factoring?

Given Input numbers are 379, 651, 78, 644

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

Divisors of 379 :

The positive integer divisors of 379 that completely divides 379 are.

1, 379

Divisors of 651 :

The positive integer divisors of 651 that completely divides 651 are.

1, 3, 7, 21, 31, 93, 217, 651

Divisors of 78 :

The positive integer divisors of 78 that completely divides 78 are.

1, 2, 3, 6, 13, 26, 39, 78

Divisors of 644 :

The positive integer divisors of 644 that completely divides 644 are.

1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644


GCD of numbers is the greatest common divisor

So, the GCD (379, 651, 78, 644) = 1.

Find GCD of 379, 651, 78, 644 using Prime Factorization

Given numbers are 379, 651, 78, 644

The list of prime factors of all numbers are

Prime factors of 379 are 379

Prime factors of 651 are 3 x 7 x 31

Prime factors of 78 are 2 x 3 x 13

Prime factors of 644 are 2 x 2 x 7 x 23

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

Steps to Calculate GCD of 379, 651, 78, 644 using LCM Formula

Given numbers are 379, 651, 78, 644

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

Apply this formula for all numbers.

Step1:

LCM(379, 651) = 246729

GCD(379, 651) = ( 379 x 651 ) / 246729

= 379 / 651

= 379


Step2:

LCM(1, 78) = 78

GCD(1, 78) = ( 1 x 78 ) / 78

= 1 / 78

= 1


Step3:

LCM(1, 644) = 644

GCD(1, 644) = ( 1 x 644 ) / 644

= 1 / 644

= 1


So, Greatest Common Divisor of 379, 651, 78, 644 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 379, 651, 78, 644

Given numbers are 379, 651, 78, 644
The greatest common divisor of numbers 379, 651, 78, 644 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 379, 651, 78, 644 is 1.

FAQs on GCD of 379, 651, 78, 644 Calculator

1. What is the GCD of 379, 651, 78, 644?

GCD of given numbers 379, 651, 78, 644 is 1


2. How to calculate the greatest common divisor of 379, 651, 78, 644?

We can find the highest common divisor of 379, 651, 78, 644 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 379, 651, 78, 644 i.e 1.


3. How can I use the GCD of 379, 651, 78, 644Calculator?

Out the numbers 379, 651, 78, 644 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.