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GCD of 306, 720, 560, 771 Calculator

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


Online GCD Calculator is useful to find the GCD of 306, 720, 560, 771 quickly. Get the easiest ways to solve the greatest common divisor of 306, 720, 560, 771 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 306, 720, 560, 771 with Factoring?

Given Input numbers are 306, 720, 560, 771

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

Divisors of 306 :

The positive integer divisors of 306 that completely divides 306 are.

1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306

Divisors of 720 :

The positive integer divisors of 720 that completely divides 720 are.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720

Divisors of 560 :

The positive integer divisors of 560 that completely divides 560 are.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560

Divisors of 771 :

The positive integer divisors of 771 that completely divides 771 are.

1, 3, 257, 771


GCD of numbers is the greatest common divisor

So, the GCD (306, 720, 560, 771) = 1.

Find GCD of 306, 720, 560, 771 using Prime Factorization

Given numbers are 306, 720, 560, 771

The list of prime factors of all numbers are

Prime factors of 306 are 2 x 3 x 3 x 17

Prime factors of 720 are 2 x 2 x 2 x 2 x 3 x 3 x 5

Prime factors of 560 are 2 x 2 x 2 x 2 x 5 x 7

Prime factors of 771 are 3 x 257

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

Steps to Calculate GCD of 306, 720, 560, 771 using LCM Formula

Given numbers are 306, 720, 560, 771

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

Apply this formula for all numbers.

Step1:

LCM(306, 720) = 12240

GCD(306, 720) = ( 306 x 720 ) / 12240

= 306 / 720

= 306


Step2:

LCM(18, 560) = 5040

GCD(18, 560) = ( 18 x 560 ) / 5040

= 18 / 560

= 18


Step3:

LCM(2, 771) = 1542

GCD(2, 771) = ( 2 x 771 ) / 1542

= 2 / 771

= 2


So, Greatest Common Divisor of 306, 720, 560, 771 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 306, 720, 560, 771

Given numbers are 306, 720, 560, 771
The greatest common divisor of numbers 306, 720, 560, 771 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 306, 720, 560, 771 is 1.

FAQs on GCD of 306, 720, 560, 771 Calculator

1. What is the GCD of 306, 720, 560, 771?

GCD of given numbers 306, 720, 560, 771 is 1


2. How to calculate the greatest common divisor of 306, 720, 560, 771?

We can find the highest common divisor of 306, 720, 560, 771 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 306, 720, 560, 771 i.e 1.


3. How can I use the GCD of 306, 720, 560, 771Calculator?

Out the numbers 306, 720, 560, 771 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.