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GCD of 681, 831, 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 681, 831, 644 quickly. Get the easiest ways to solve the greatest common divisor of 681, 831, 644 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 681, 831, 644 with Factoring?

Given Input numbers are 681, 831, 644

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

Divisors of 681 :

The positive integer divisors of 681 that completely divides 681 are.

1, 3, 227, 681

Divisors of 831 :

The positive integer divisors of 831 that completely divides 831 are.

1, 3, 277, 831

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 (681, 831, 644) = 1.

Find GCD of 681, 831, 644 using Prime Factorization

Given numbers are 681, 831, 644

The list of prime factors of all numbers are

Prime factors of 681 are 3 x 227

Prime factors of 831 are 3 x 277

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 681, 831, 644 using LCM Formula

Given numbers are 681, 831, 644

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

Apply this formula for all numbers.

Step1:

LCM(681, 831) = 188637

GCD(681, 831) = ( 681 x 831 ) / 188637

= 681 / 831

= 681


Step2:

LCM(3, 644) = 1932

GCD(3, 644) = ( 3 x 644 ) / 1932

= 3 / 644

= 3


So, Greatest Common Divisor of 681, 831, 644 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 681, 831, 644

Given numbers are 681, 831, 644
The greatest common divisor of numbers 681, 831, 644 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 681, 831, 644 is 1.

FAQs on GCD of 681, 831, 644 Calculator

1. What is the GCD of 681, 831, 644?

GCD of given numbers 681, 831, 644 is 1


2. How to calculate the greatest common divisor of 681, 831, 644?

We can find the highest common divisor of 681, 831, 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 681, 831, 644 i.e 1.


3. How can I use the GCD of 681, 831, 644Calculator?

Out the numbers 681, 831, 644 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.