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GCD of 891, 361, 680 Calculator

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


Online GCD Calculator is useful to find the GCD of 891, 361, 680 quickly. Get the easiest ways to solve the greatest common divisor of 891, 361, 680 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 891, 361, 680 with Factoring?

Given Input numbers are 891, 361, 680

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

Divisors of 891 :

The positive integer divisors of 891 that completely divides 891 are.

1, 3, 9, 11, 27, 33, 81, 99, 297, 891

Divisors of 361 :

The positive integer divisors of 361 that completely divides 361 are.

1, 19, 361

Divisors of 680 :

The positive integer divisors of 680 that completely divides 680 are.

1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680


GCD of numbers is the greatest common divisor

So, the GCD (891, 361, 680) = 1.

Find GCD of 891, 361, 680 using Prime Factorization

Given numbers are 891, 361, 680

The list of prime factors of all numbers are

Prime factors of 891 are 3 x 3 x 3 x 3 x 11

Prime factors of 361 are 19 x 19

Prime factors of 680 are 2 x 2 x 2 x 5 x 17

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

Steps to Calculate GCD of 891, 361, 680 using LCM Formula

Given numbers are 891, 361, 680

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

Apply this formula for all numbers.

Step1:

LCM(891, 361) = 321651

GCD(891, 361) = ( 891 x 361 ) / 321651

= 891 / 361

= 891


Step2:

LCM(1, 680) = 680

GCD(1, 680) = ( 1 x 680 ) / 680

= 1 / 680

= 1


So, Greatest Common Divisor of 891, 361, 680 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 891, 361, 680

Given numbers are 891, 361, 680
The greatest common divisor of numbers 891, 361, 680 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 891, 361, 680 is 1.

FAQs on GCD of 891, 361, 680 Calculator

1. What is the GCD of 891, 361, 680?

GCD of given numbers 891, 361, 680 is 1


2. How to calculate the greatest common divisor of 891, 361, 680?

We can find the highest common divisor of 891, 361, 680 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 891, 361, 680 i.e 1.


3. How can I use the GCD of 891, 361, 680Calculator?

Out the numbers 891, 361, 680 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.