Where do I get the detailed procedure to find GCD of 261, 843, 989?

You can find a detailed procedure to find GCD of 261, 843, 989 on our page.

How to find GCD of 261, 843, 989 on a calculator?

You can find the GCD of 261, 843, 989 by simply giving the inputs separated by commas and click on the calculate button to avail the Greatest Common Divisor in less time.

GCD of 261, 843, 989 Calculator

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

Online GCD Calculator is useful to find the GCD of 261, 843, 989 quickly. Get the easiest ways to solve the greatest common divisor of 261, 843, 989 i.e 1 in different methods as follows.

How to Find GCD of Numbers 261, 843, 989 with Factoring?

Given Input numbers are 261, 843, 989

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

Divisors of 261 :

The positive integer divisors of 261 that completely divides 261 are.

1, 3, 9, 29, 87, 261

Divisors of 843 :

The positive integer divisors of 843 that completely divides 843 are.

1, 3, 281, 843

Divisors of 989 :

The positive integer divisors of 989 that completely divides 989 are.

1, 23, 43, 989

GCD of numbers is the greatest common divisor

So, the GCD (261, 843, 989) = 1.

Find GCD of 261, 843, 989 using Prime Factorization

Given numbers are 261, 843, 989

The list of prime factors of all numbers are

Prime factors of 261 are 3 x 3 x 29

Prime factors of 843 are 3 x 281

Prime factors of 989 are 23 x 43

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

Steps to Calculate GCD of 261, 843, 989 using LCM Formula

Given numbers are 261, 843, 989

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

Apply this formula for all numbers.

Step1:

LCM(261, 843) = 73341

GCD(261, 843) = ( 261 x 843 ) / 73341

= 261 / 843

= 261

Step2:

LCM(3, 989) = 2967

GCD(3, 989) = ( 3 x 989 ) / 2967

= 3 / 989

= 3

So, Greatest Common Divisor of 261, 843, 989 is 1

GCD of Numbers Calculation Examples

Here are some samples of GCD of Numbers calculations.

Greatest Common Divisor of 261, 843, 989

Given numbers are 261, 843, 989
The greatest common divisor of numbers 261, 843, 989 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 261, 843, 989 is 1.

FAQs on GCD of 261, 843, 989 Calculator

1. What is the GCD of 261, 843, 989?

GCD of given numbers 261, 843, 989 is 1

2. How to calculate the greatest common divisor of 261, 843, 989?

We can find the highest common divisor of 261, 843, 989 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 261, 843, 989 i.e 1.

3. How can I use the GCD of 261, 843, 989Calculator?

Out the numbers 261, 843, 989 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.