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GCD of 135, 140, 81 Calculator

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


Online GCD Calculator is useful to find the GCD of 135, 140, 81 quickly. Get the easiest ways to solve the greatest common divisor of 135, 140, 81 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 135, 140, 81 with Factoring?

Given Input numbers are 135, 140, 81

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

Divisors of 135 :

The positive integer divisors of 135 that completely divides 135 are.

1, 3, 5, 9, 15, 27, 45, 135

Divisors of 140 :

The positive integer divisors of 140 that completely divides 140 are.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140

Divisors of 81 :

The positive integer divisors of 81 that completely divides 81 are.

1, 3, 9, 27, 81


GCD of numbers is the greatest common divisor

So, the GCD (135, 140, 81) = 1.

Find GCD of 135, 140, 81 using Prime Factorization

Given numbers are 135, 140, 81

The list of prime factors of all numbers are

Prime factors of 135 are 3 x 3 x 3 x 5

Prime factors of 140 are 2 x 2 x 5 x 7

Prime factors of 81 are 3 x 3 x 3 x 3

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

Steps to Calculate GCD of 135, 140, 81 using LCM Formula

Given numbers are 135, 140, 81

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

Apply this formula for all numbers.

Step1:

LCM(135, 140) = 3780

GCD(135, 140) = ( 135 x 140 ) / 3780

= 135 / 140

= 135


Step2:

LCM(5, 81) = 405

GCD(5, 81) = ( 5 x 81 ) / 405

= 5 / 81

= 5


So, Greatest Common Divisor of 135, 140, 81 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 135, 140, 81

Given numbers are 135, 140, 81
The greatest common divisor of numbers 135, 140, 81 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 135, 140, 81 is 1.

FAQs on GCD of 135, 140, 81 Calculator

1. What is the GCD of 135, 140, 81?

GCD of given numbers 135, 140, 81 is 1


2. How to calculate the greatest common divisor of 135, 140, 81?

We can find the highest common divisor of 135, 140, 81 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 135, 140, 81 i.e 1.


3. How can I use the GCD of 135, 140, 81Calculator?

Out the numbers 135, 140, 81 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.