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GCD of 765, 669, 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 765, 669, 787 quickly. Get the easiest ways to solve the greatest common divisor of 765, 669, 787 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 765, 669, 787 with Factoring?

Given Input numbers are 765, 669, 787

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

Divisors of 765 :

The positive integer divisors of 765 that completely divides 765 are.

1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765

Divisors of 669 :

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

1, 3, 223, 669

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 (765, 669, 787) = 1.

Find GCD of 765, 669, 787 using Prime Factorization

Given numbers are 765, 669, 787

The list of prime factors of all numbers are

Prime factors of 765 are 3 x 3 x 5 x 17

Prime factors of 669 are 3 x 223

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 765, 669, 787 using LCM Formula

Given numbers are 765, 669, 787

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

Apply this formula for all numbers.

Step1:

LCM(765, 669) = 170595

GCD(765, 669) = ( 765 x 669 ) / 170595

= 765 / 669

= 765


Step2:

LCM(3, 787) = 2361

GCD(3, 787) = ( 3 x 787 ) / 2361

= 3 / 787

= 3


So, Greatest Common Divisor of 765, 669, 787 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 765, 669, 787

Given numbers are 765, 669, 787
The greatest common divisor of numbers 765, 669, 787 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 765, 669, 787 is 1.

FAQs on GCD of 765, 669, 787 Calculator

1. What is the GCD of 765, 669, 787?

GCD of given numbers 765, 669, 787 is 1


2. How to calculate the greatest common divisor of 765, 669, 787?

We can find the highest common divisor of 765, 669, 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 765, 669, 787 i.e 1.


3. How can I use the GCD of 765, 669, 787Calculator?

Out the numbers 765, 669, 787 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.