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GCD of 390, 553, 450 Calculator

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


Online GCD Calculator is useful to find the GCD of 390, 553, 450 quickly. Get the easiest ways to solve the greatest common divisor of 390, 553, 450 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 390, 553, 450 with Factoring?

Given Input numbers are 390, 553, 450

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

Divisors of 390 :

The positive integer divisors of 390 that completely divides 390 are.

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390

Divisors of 553 :

The positive integer divisors of 553 that completely divides 553 are.

1, 7, 79, 553

Divisors of 450 :

The positive integer divisors of 450 that completely divides 450 are.

1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450


GCD of numbers is the greatest common divisor

So, the GCD (390, 553, 450) = 1.

Find GCD of 390, 553, 450 using Prime Factorization

Given numbers are 390, 553, 450

The list of prime factors of all numbers are

Prime factors of 390 are 2 x 3 x 5 x 13

Prime factors of 553 are 7 x 79

Prime factors of 450 are 2 x 3 x 3 x 5 x 5

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

Steps to Calculate GCD of 390, 553, 450 using LCM Formula

Given numbers are 390, 553, 450

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

Apply this formula for all numbers.

Step1:

LCM(390, 553) = 215670

GCD(390, 553) = ( 390 x 553 ) / 215670

= 390 / 553

= 390


Step2:

LCM(1, 450) = 450

GCD(1, 450) = ( 1 x 450 ) / 450

= 1 / 450

= 1


So, Greatest Common Divisor of 390, 553, 450 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 390, 553, 450

Given numbers are 390, 553, 450
The greatest common divisor of numbers 390, 553, 450 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 390, 553, 450 is 1.

FAQs on GCD of 390, 553, 450 Calculator

1. What is the GCD of 390, 553, 450?

GCD of given numbers 390, 553, 450 is 1


2. How to calculate the greatest common divisor of 390, 553, 450?

We can find the highest common divisor of 390, 553, 450 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 390, 553, 450 i.e 1.


3. How can I use the GCD of 390, 553, 450Calculator?

Out the numbers 390, 553, 450 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.