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GCD of 628, 991, 862 Calculator

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


Online GCD Calculator is useful to find the GCD of 628, 991, 862 quickly. Get the easiest ways to solve the greatest common divisor of 628, 991, 862 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 628, 991, 862 with Factoring?

Given Input numbers are 628, 991, 862

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

Divisors of 628 :

The positive integer divisors of 628 that completely divides 628 are.

1, 2, 4, 157, 314, 628

Divisors of 991 :

The positive integer divisors of 991 that completely divides 991 are.

1, 991

Divisors of 862 :

The positive integer divisors of 862 that completely divides 862 are.

1, 2, 431, 862


GCD of numbers is the greatest common divisor

So, the GCD (628, 991, 862) = 1.

Find GCD of 628, 991, 862 using Prime Factorization

Given numbers are 628, 991, 862

The list of prime factors of all numbers are

Prime factors of 628 are 2 x 2 x 157

Prime factors of 991 are 991

Prime factors of 862 are 2 x 431

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

Steps to Calculate GCD of 628, 991, 862 using LCM Formula

Given numbers are 628, 991, 862

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

Apply this formula for all numbers.

Step1:

LCM(628, 991) = 622348

GCD(628, 991) = ( 628 x 991 ) / 622348

= 628 / 991

= 628


Step2:

LCM(1, 862) = 862

GCD(1, 862) = ( 1 x 862 ) / 862

= 1 / 862

= 1


So, Greatest Common Divisor of 628, 991, 862 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 628, 991, 862

Given numbers are 628, 991, 862
The greatest common divisor of numbers 628, 991, 862 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 628, 991, 862 is 1.

FAQs on GCD of 628, 991, 862 Calculator

1. What is the GCD of 628, 991, 862?

GCD of given numbers 628, 991, 862 is 1


2. How to calculate the greatest common divisor of 628, 991, 862?

We can find the highest common divisor of 628, 991, 862 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 628, 991, 862 i.e 1.


3. How can I use the GCD of 628, 991, 862Calculator?

Out the numbers 628, 991, 862 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.