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GCD of 521, 429, 393 Calculator

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


Online GCD Calculator is useful to find the GCD of 521, 429, 393 quickly. Get the easiest ways to solve the greatest common divisor of 521, 429, 393 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 521, 429, 393 with Factoring?

Given Input numbers are 521, 429, 393

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

Divisors of 521 :

The positive integer divisors of 521 that completely divides 521 are.

1, 521

Divisors of 429 :

The positive integer divisors of 429 that completely divides 429 are.

1, 3, 11, 13, 33, 39, 143, 429

Divisors of 393 :

The positive integer divisors of 393 that completely divides 393 are.

1, 3, 131, 393


GCD of numbers is the greatest common divisor

So, the GCD (521, 429, 393) = 1.

Find GCD of 521, 429, 393 using Prime Factorization

Given numbers are 521, 429, 393

The list of prime factors of all numbers are

Prime factors of 521 are 521

Prime factors of 429 are 3 x 11 x 13

Prime factors of 393 are 3 x 131

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

Steps to Calculate GCD of 521, 429, 393 using LCM Formula

Given numbers are 521, 429, 393

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

Apply this formula for all numbers.

Step1:

LCM(521, 429) = 223509

GCD(521, 429) = ( 521 x 429 ) / 223509

= 521 / 429

= 521


Step2:

LCM(1, 393) = 393

GCD(1, 393) = ( 1 x 393 ) / 393

= 1 / 393

= 1


So, Greatest Common Divisor of 521, 429, 393 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 521, 429, 393

Given numbers are 521, 429, 393
The greatest common divisor of numbers 521, 429, 393 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 521, 429, 393 is 1.

FAQs on GCD of 521, 429, 393 Calculator

1. What is the GCD of 521, 429, 393?

GCD of given numbers 521, 429, 393 is 1


2. How to calculate the greatest common divisor of 521, 429, 393?

We can find the highest common divisor of 521, 429, 393 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 521, 429, 393 i.e 1.


3. How can I use the GCD of 521, 429, 393Calculator?

Out the numbers 521, 429, 393 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.