LCM of 3 Numbers Calculator LCM of 4 Numbers Calculator LCM of 5 Numbers Calculator LCD Calculator How to find LCM LCM and HCF Questions Least Common Denominator Calculator Greatest Common Divisor Calculator HCF Calculator HCF of 3 Numbers Calculator HCF of 4 Numbers Calculator GCD Calculator Greatest Common Factor Calculator Least Common Multiple Calculator Common Factors Calculator

GCD of 397, 172, 851 Calculator

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


Online GCD Calculator is useful to find the GCD of 397, 172, 851 quickly. Get the easiest ways to solve the greatest common divisor of 397, 172, 851 i.e 1 in different methods as follows.

GCD of

How to Find GCD of Numbers 397, 172, 851 with Factoring?

Given Input numbers are 397, 172, 851

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

Divisors of 397 :

The positive integer divisors of 397 that completely divides 397 are.

1, 397

Divisors of 172 :

The positive integer divisors of 172 that completely divides 172 are.

1, 2, 4, 43, 86, 172

Divisors of 851 :

The positive integer divisors of 851 that completely divides 851 are.

1, 23, 37, 851


GCD of numbers is the greatest common divisor

So, the GCD (397, 172, 851) = 1.

Find GCD of 397, 172, 851 using Prime Factorization

Given numbers are 397, 172, 851

The list of prime factors of all numbers are

Prime factors of 397 are 397

Prime factors of 172 are 2 x 2 x 43

Prime factors of 851 are 23 x 37

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

Steps to Calculate GCD of 397, 172, 851 using LCM Formula

Given numbers are 397, 172, 851

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

Apply this formula for all numbers.

Step1:

LCM(397, 172) = 68284

GCD(397, 172) = ( 397 x 172 ) / 68284

= 397 / 172

= 397


Step2:

LCM(1, 851) = 851

GCD(1, 851) = ( 1 x 851 ) / 851

= 1 / 851

= 1


So, Greatest Common Divisor of 397, 172, 851 is 1

GCD of Numbers Calculation Examples

Greatest Common Divisor of 397, 172, 851

Given numbers are 397, 172, 851
The greatest common divisor of numbers 397, 172, 851 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 397, 172, 851 is 1.

FAQs on GCD of 397, 172, 851 Calculator

1. What is the GCD of 397, 172, 851?

GCD of given numbers 397, 172, 851 is 1


2. How to calculate the greatest common divisor of 397, 172, 851?

We can find the highest common divisor of 397, 172, 851 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 397, 172, 851 i.e 1.


3. How can I use the GCD of 397, 172, 851Calculator?

Out the numbers 397, 172, 851 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.