Where do I get the detailed procedure to find GCD of 449, 389, 690?

You can find a detailed procedure to find GCD of 449, 389, 690 on our page.

How to find GCD of 449, 389, 690 on a calculator?

You can find the GCD of 449, 389, 690 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 449, 389, 690 Calculator

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

Online GCD Calculator is useful to find the GCD of 449, 389, 690 quickly. Get the easiest ways to solve the greatest common divisor of 449, 389, 690 i.e 1 in different methods as follows.

How to Find GCD of Numbers 449, 389, 690 with Factoring?

Given Input numbers are 449, 389, 690

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

Divisors of 449 :

The positive integer divisors of 449 that completely divides 449 are.

1, 449

Divisors of 389 :

The positive integer divisors of 389 that completely divides 389 are.

1, 389

Divisors of 690 :

The positive integer divisors of 690 that completely divides 690 are.

1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690

GCD of numbers is the greatest common divisor

So, the GCD (449, 389, 690) = 1.

Find GCD of 449, 389, 690 using Prime Factorization

Given numbers are 449, 389, 690

The list of prime factors of all numbers are

Prime factors of 449 are 449

Prime factors of 389 are 389

Prime factors of 690 are 2 x 3 x 5 x 23

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

Steps to Calculate GCD of 449, 389, 690 using LCM Formula

Given numbers are 449, 389, 690

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

Apply this formula for all numbers.

Step1:

LCM(449, 389) = 174661

GCD(449, 389) = ( 449 x 389 ) / 174661

= 449 / 389

= 449

Step2:

LCM(1, 690) = 690

GCD(1, 690) = ( 1 x 690 ) / 690

= 1 / 690

= 1

So, Greatest Common Divisor of 449, 389, 690 is 1

GCD of Numbers Calculation Examples

Here are some samples of GCD of Numbers calculations.

Greatest Common Divisor of 449, 389, 690

Given numbers are 449, 389, 690
The greatest common divisor of numbers 449, 389, 690 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 449, 389, 690 is 1.

FAQs on GCD of 449, 389, 690 Calculator

1. What is the GCD of 449, 389, 690?

GCD of given numbers 449, 389, 690 is 1

2. How to calculate the greatest common divisor of 449, 389, 690?

We can find the highest common divisor of 449, 389, 690 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 449, 389, 690 i.e 1.

3. How can I use the GCD of 449, 389, 690Calculator?

Out the numbers 449, 389, 690 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.