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GCD of 685, 538, 777 Calculator

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


Online GCD Calculator is useful to find the GCD of 685, 538, 777 quickly. Get the easiest ways to solve the greatest common divisor of 685, 538, 777 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 685, 538, 777 with Factoring?

Given Input numbers are 685, 538, 777

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

Divisors of 685 :

The positive integer divisors of 685 that completely divides 685 are.

1, 5, 137, 685

Divisors of 538 :

The positive integer divisors of 538 that completely divides 538 are.

1, 2, 269, 538

Divisors of 777 :

The positive integer divisors of 777 that completely divides 777 are.

1, 3, 7, 21, 37, 111, 259, 777


GCD of numbers is the greatest common divisor

So, the GCD (685, 538, 777) = 1.

Find GCD of 685, 538, 777 using Prime Factorization

Given numbers are 685, 538, 777

The list of prime factors of all numbers are

Prime factors of 685 are 5 x 137

Prime factors of 538 are 2 x 269

Prime factors of 777 are 3 x 7 x 37

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

Steps to Calculate GCD of 685, 538, 777 using LCM Formula

Given numbers are 685, 538, 777

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

Apply this formula for all numbers.

Step1:

LCM(685, 538) = 368530

GCD(685, 538) = ( 685 x 538 ) / 368530

= 685 / 538

= 685


Step2:

LCM(1, 777) = 777

GCD(1, 777) = ( 1 x 777 ) / 777

= 1 / 777

= 1


So, Greatest Common Divisor of 685, 538, 777 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 685, 538, 777

Given numbers are 685, 538, 777
The greatest common divisor of numbers 685, 538, 777 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 685, 538, 777 is 1.

FAQs on GCD of 685, 538, 777 Calculator

1. What is the GCD of 685, 538, 777?

GCD of given numbers 685, 538, 777 is 1


2. How to calculate the greatest common divisor of 685, 538, 777?

We can find the highest common divisor of 685, 538, 777 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 685, 538, 777 i.e 1.


3. How can I use the GCD of 685, 538, 777Calculator?

Out the numbers 685, 538, 777 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.