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GCD of 428, 714, 787 Calculator

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


Online GCD Calculator is useful to find the GCD of 428, 714, 787 quickly. Get the easiest ways to solve the greatest common divisor of 428, 714, 787 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 428, 714, 787 with Factoring?

Given Input numbers are 428, 714, 787

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

Divisors of 428 :

The positive integer divisors of 428 that completely divides 428 are.

1, 2, 4, 107, 214, 428

Divisors of 714 :

The positive integer divisors of 714 that completely divides 714 are.

1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714

Divisors of 787 :

The positive integer divisors of 787 that completely divides 787 are.

1, 787


GCD of numbers is the greatest common divisor

So, the GCD (428, 714, 787) = 1.

Find GCD of 428, 714, 787 using Prime Factorization

Given numbers are 428, 714, 787

The list of prime factors of all numbers are

Prime factors of 428 are 2 x 2 x 107

Prime factors of 714 are 2 x 3 x 7 x 17

Prime factors of 787 are 787

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

Steps to Calculate GCD of 428, 714, 787 using LCM Formula

Given numbers are 428, 714, 787

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

Apply this formula for all numbers.

Step1:

LCM(428, 714) = 152796

GCD(428, 714) = ( 428 x 714 ) / 152796

= 428 / 714

= 428


Step2:

LCM(2, 787) = 1574

GCD(2, 787) = ( 2 x 787 ) / 1574

= 2 / 787

= 2


So, Greatest Common Divisor of 428, 714, 787 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 428, 714, 787

Given numbers are 428, 714, 787
The greatest common divisor of numbers 428, 714, 787 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 428, 714, 787 is 1.

FAQs on GCD of 428, 714, 787 Calculator

1. What is the GCD of 428, 714, 787?

GCD of given numbers 428, 714, 787 is 1


2. How to calculate the greatest common divisor of 428, 714, 787?

We can find the highest common divisor of 428, 714, 787 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 428, 714, 787 i.e 1.


3. How can I use the GCD of 428, 714, 787Calculator?

Out the numbers 428, 714, 787 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.