GCD of 120, 210, 422 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 120, 210, 422 quickly. Get the easiest ways to solve the greatest common divisor of 120, 210, 422 i.e 2 in different methods as follows.
Given Input numbers are 120, 210, 422
In the factoring method, we have to find the divisors of all numbers
Divisors of 120 :
The positive integer divisors of 120 that completely divides 120 are.
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120
Divisors of 210 :
The positive integer divisors of 210 that completely divides 210 are.
1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210
Divisors of 422 :
The positive integer divisors of 422 that completely divides 422 are.
1, 2, 211, 422
GCD of numbers is the greatest common divisor
So, the GCD (120, 210, 422) = 2.
Given numbers are 120, 210, 422
The list of prime factors of all numbers are
Prime factors of 120 are 2 x 2 x 2 x 3 x 5
Prime factors of 210 are 2 x 3 x 5 x 7
Prime factors of 422 are 2 x 211
The highest common occurrence is 21
Therefore, GCD of 120, 210, 422 is 2.
Steps to Calculate GCD of 120, 210, 422 using LCM Formula
Given numbers are 120, 210, 422
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(120, 210) = 840
GCD(120, 210) = ( 120 x 210 ) / 840
= 120 / 210
= 120
Step2:
LCM(30, 422) = 6330
GCD(30, 422) = ( 30 x 422 ) / 6330
= 30 / 422
= 30
So, Greatest Common Divisor of 120, 210, 422 is 2
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 120, 210, 422
Given numbers are 120, 210, 422
The greatest common divisor of numbers 120, 210, 422 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 120, 210, 422 is 2.
FAQs on GCD of 120, 210, 422 Calculator
1. What is the GCD of 120, 210, 422?
GCD of given numbers 120, 210, 422 is 2
2. How to calculate the greatest common divisor of 120, 210, 422?
We can find the highest common divisor of 120, 210, 422 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 120, 210, 422 i.e 2.
3. How can I use the GCD of 120, 210, 422Calculator?
Out the numbers 120, 210, 422 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.