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GCD of 509, 990, 665 Calculator

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


Online GCD Calculator is useful to find the GCD of 509, 990, 665 quickly. Get the easiest ways to solve the greatest common divisor of 509, 990, 665 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 509, 990, 665 with Factoring?

Given Input numbers are 509, 990, 665

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

Divisors of 509 :

The positive integer divisors of 509 that completely divides 509 are.

1, 509

Divisors of 990 :

The positive integer divisors of 990 that completely divides 990 are.

1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990

Divisors of 665 :

The positive integer divisors of 665 that completely divides 665 are.

1, 5, 7, 19, 35, 95, 133, 665


GCD of numbers is the greatest common divisor

So, the GCD (509, 990, 665) = 1.

Find GCD of 509, 990, 665 using Prime Factorization

Given numbers are 509, 990, 665

The list of prime factors of all numbers are

Prime factors of 509 are 509

Prime factors of 990 are 2 x 3 x 3 x 5 x 11

Prime factors of 665 are 5 x 7 x 19

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

Steps to Calculate GCD of 509, 990, 665 using LCM Formula

Given numbers are 509, 990, 665

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

Apply this formula for all numbers.

Step1:

LCM(509, 990) = 503910

GCD(509, 990) = ( 509 x 990 ) / 503910

= 509 / 990

= 509


Step2:

LCM(1, 665) = 665

GCD(1, 665) = ( 1 x 665 ) / 665

= 1 / 665

= 1


So, Greatest Common Divisor of 509, 990, 665 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 509, 990, 665

Given numbers are 509, 990, 665
The greatest common divisor of numbers 509, 990, 665 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 509, 990, 665 is 1.

FAQs on GCD of 509, 990, 665 Calculator

1. What is the GCD of 509, 990, 665?

GCD of given numbers 509, 990, 665 is 1


2. How to calculate the greatest common divisor of 509, 990, 665?

We can find the highest common divisor of 509, 990, 665 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 509, 990, 665 i.e 1.


3. How can I use the GCD of 509, 990, 665Calculator?

Out the numbers 509, 990, 665 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.