LCM of 3 Numbers Calculator LCM of 4 Numbers Calculator LCM of 5 Numbers Calculator LCD Calculator How to find LCM LCM and HCF Questions Least Common Denominator Calculator Greatest Common Divisor Calculator HCF Calculator HCF of 3 Numbers Calculator HCF of 4 Numbers Calculator GCD Calculator Greatest Common Factor Calculator Least Common Multiple Calculator Common Factors Calculator

GCD of 980, 638, 669 Calculator

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


Online GCD Calculator is useful to find the GCD of 980, 638, 669 quickly. Get the easiest ways to solve the greatest common divisor of 980, 638, 669 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 980, 638, 669 with Factoring?

Given Input numbers are 980, 638, 669

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

Divisors of 980 :

The positive integer divisors of 980 that completely divides 980 are.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980

Divisors of 638 :

The positive integer divisors of 638 that completely divides 638 are.

1, 2, 11, 22, 29, 58, 319, 638

Divisors of 669 :

The positive integer divisors of 669 that completely divides 669 are.

1, 3, 223, 669


GCD of numbers is the greatest common divisor

So, the GCD (980, 638, 669) = 1.

Find GCD of 980, 638, 669 using Prime Factorization

Given numbers are 980, 638, 669

The list of prime factors of all numbers are

Prime factors of 980 are 2 x 2 x 5 x 7 x 7

Prime factors of 638 are 2 x 11 x 29

Prime factors of 669 are 3 x 223

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

Steps to Calculate GCD of 980, 638, 669 using LCM Formula

Given numbers are 980, 638, 669

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

Apply this formula for all numbers.

Step1:

LCM(980, 638) = 312620

GCD(980, 638) = ( 980 x 638 ) / 312620

= 980 / 638

= 980


Step2:

LCM(2, 669) = 1338

GCD(2, 669) = ( 2 x 669 ) / 1338

= 2 / 669

= 2


So, Greatest Common Divisor of 980, 638, 669 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 980, 638, 669

Given numbers are 980, 638, 669
The greatest common divisor of numbers 980, 638, 669 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 980, 638, 669 is 1.

FAQs on GCD of 980, 638, 669 Calculator

1. What is the GCD of 980, 638, 669?

GCD of given numbers 980, 638, 669 is 1


2. How to calculate the greatest common divisor of 980, 638, 669?

We can find the highest common divisor of 980, 638, 669 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 980, 638, 669 i.e 1.


3. How can I use the GCD of 980, 638, 669Calculator?

Out the numbers 980, 638, 669 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.