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GCD of 129, 865, 361 Calculator

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


Online GCD Calculator is useful to find the GCD of 129, 865, 361 quickly. Get the easiest ways to solve the greatest common divisor of 129, 865, 361 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 129, 865, 361 with Factoring?

Given Input numbers are 129, 865, 361

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

Divisors of 129 :

The positive integer divisors of 129 that completely divides 129 are.

1, 3, 43, 129

Divisors of 865 :

The positive integer divisors of 865 that completely divides 865 are.

1, 5, 173, 865

Divisors of 361 :

The positive integer divisors of 361 that completely divides 361 are.

1, 19, 361


GCD of numbers is the greatest common divisor

So, the GCD (129, 865, 361) = 1.

Find GCD of 129, 865, 361 using Prime Factorization

Given numbers are 129, 865, 361

The list of prime factors of all numbers are

Prime factors of 129 are 3 x 43

Prime factors of 865 are 5 x 173

Prime factors of 361 are 19 x 19

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

Steps to Calculate GCD of 129, 865, 361 using LCM Formula

Given numbers are 129, 865, 361

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

Apply this formula for all numbers.

Step1:

LCM(129, 865) = 111585

GCD(129, 865) = ( 129 x 865 ) / 111585

= 129 / 865

= 129


Step2:

LCM(1, 361) = 361

GCD(1, 361) = ( 1 x 361 ) / 361

= 1 / 361

= 1


So, Greatest Common Divisor of 129, 865, 361 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 129, 865, 361

Given numbers are 129, 865, 361
The greatest common divisor of numbers 129, 865, 361 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 129, 865, 361 is 1.

FAQs on GCD of 129, 865, 361 Calculator

1. What is the GCD of 129, 865, 361?

GCD of given numbers 129, 865, 361 is 1


2. How to calculate the greatest common divisor of 129, 865, 361?

We can find the highest common divisor of 129, 865, 361 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 129, 865, 361 i.e 1.


3. How can I use the GCD of 129, 865, 361Calculator?

Out the numbers 129, 865, 361 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.