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GCD of 759, 770, 421 Calculator

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


Online GCD Calculator is useful to find the GCD of 759, 770, 421 quickly. Get the easiest ways to solve the greatest common divisor of 759, 770, 421 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 759, 770, 421 with Factoring?

Given Input numbers are 759, 770, 421

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

Divisors of 759 :

The positive integer divisors of 759 that completely divides 759 are.

1, 3, 11, 23, 33, 69, 253, 759

Divisors of 770 :

The positive integer divisors of 770 that completely divides 770 are.

1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770

Divisors of 421 :

The positive integer divisors of 421 that completely divides 421 are.

1, 421


GCD of numbers is the greatest common divisor

So, the GCD (759, 770, 421) = 1.

Find GCD of 759, 770, 421 using Prime Factorization

Given numbers are 759, 770, 421

The list of prime factors of all numbers are

Prime factors of 759 are 3 x 11 x 23

Prime factors of 770 are 2 x 5 x 7 x 11

Prime factors of 421 are 421

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

Steps to Calculate GCD of 759, 770, 421 using LCM Formula

Given numbers are 759, 770, 421

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

Apply this formula for all numbers.

Step1:

LCM(759, 770) = 53130

GCD(759, 770) = ( 759 x 770 ) / 53130

= 759 / 770

= 759


Step2:

LCM(11, 421) = 4631

GCD(11, 421) = ( 11 x 421 ) / 4631

= 11 / 421

= 11


So, Greatest Common Divisor of 759, 770, 421 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 759, 770, 421

Given numbers are 759, 770, 421
The greatest common divisor of numbers 759, 770, 421 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 759, 770, 421 is 1.

FAQs on GCD of 759, 770, 421 Calculator

1. What is the GCD of 759, 770, 421?

GCD of given numbers 759, 770, 421 is 1


2. How to calculate the greatest common divisor of 759, 770, 421?

We can find the highest common divisor of 759, 770, 421 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 759, 770, 421 i.e 1.


3. How can I use the GCD of 759, 770, 421Calculator?

Out the numbers 759, 770, 421 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.