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GCD of 139, 747, 663, 691 Calculator

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


Online GCD Calculator is useful to find the GCD of 139, 747, 663, 691 quickly. Get the easiest ways to solve the greatest common divisor of 139, 747, 663, 691 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 139, 747, 663, 691 with Factoring?

Given Input numbers are 139, 747, 663, 691

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

Divisors of 139 :

The positive integer divisors of 139 that completely divides 139 are.

1, 139

Divisors of 747 :

The positive integer divisors of 747 that completely divides 747 are.

1, 3, 9, 83, 249, 747

Divisors of 663 :

The positive integer divisors of 663 that completely divides 663 are.

1, 3, 13, 17, 39, 51, 221, 663

Divisors of 691 :

The positive integer divisors of 691 that completely divides 691 are.

1, 691


GCD of numbers is the greatest common divisor

So, the GCD (139, 747, 663, 691) = 1.

Find GCD of 139, 747, 663, 691 using Prime Factorization

Given numbers are 139, 747, 663, 691

The list of prime factors of all numbers are

Prime factors of 139 are 139

Prime factors of 747 are 3 x 3 x 83

Prime factors of 663 are 3 x 13 x 17

Prime factors of 691 are 691

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

Steps to Calculate GCD of 139, 747, 663, 691 using LCM Formula

Given numbers are 139, 747, 663, 691

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

Apply this formula for all numbers.

Step1:

LCM(139, 747) = 103833

GCD(139, 747) = ( 139 x 747 ) / 103833

= 139 / 747

= 139


Step2:

LCM(1, 663) = 663

GCD(1, 663) = ( 1 x 663 ) / 663

= 1 / 663

= 1


Step3:

LCM(1, 691) = 691

GCD(1, 691) = ( 1 x 691 ) / 691

= 1 / 691

= 1


So, Greatest Common Divisor of 139, 747, 663, 691 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 139, 747, 663, 691

Given numbers are 139, 747, 663, 691
The greatest common divisor of numbers 139, 747, 663, 691 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 139, 747, 663, 691 is 1.

FAQs on GCD of 139, 747, 663, 691 Calculator

1. What is the GCD of 139, 747, 663, 691?

GCD of given numbers 139, 747, 663, 691 is 1


2. How to calculate the greatest common divisor of 139, 747, 663, 691?

We can find the highest common divisor of 139, 747, 663, 691 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 139, 747, 663, 691 i.e 1.


3. How can I use the GCD of 139, 747, 663, 691Calculator?

Out the numbers 139, 747, 663, 691 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.