GCD of 842, 660, 980 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 842, 660, 980 quickly. Get the easiest ways to solve the greatest common divisor of 842, 660, 980 i.e 2 in different methods as follows.
Given Input numbers are 842, 660, 980
In the factoring method, we have to find the divisors of all numbers
Divisors of 842 :
The positive integer divisors of 842 that completely divides 842 are.
1, 2, 421, 842
Divisors of 660 :
The positive integer divisors of 660 that completely divides 660 are.
1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660
Divisors of 980 :
The positive integer divisors of 980 that completely divides 980 are.
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980
GCD of numbers is the greatest common divisor
So, the GCD (842, 660, 980) = 2.
Given numbers are 842, 660, 980
The list of prime factors of all numbers are
Prime factors of 842 are 2 x 421
Prime factors of 660 are 2 x 2 x 3 x 5 x 11
Prime factors of 980 are 2 x 2 x 5 x 7 x 7
The highest common occurrence is 21
Therefore, GCD of 842, 660, 980 is 2.
Steps to Calculate GCD of 842, 660, 980 using LCM Formula
Given numbers are 842, 660, 980
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(842, 660) = 277860
GCD(842, 660) = ( 842 x 660 ) / 277860
= 842 / 660
= 842
Step2:
LCM(2, 980) = 980
GCD(2, 980) = ( 2 x 980 ) / 980
= 2 / 980
= 2
So, Greatest Common Divisor of 842, 660, 980 is 2
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 842, 660, 980
Given numbers are 842, 660, 980
The greatest common divisor of numbers 842, 660, 980 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 842, 660, 980 is 2.
FAQs on GCD of 842, 660, 980 Calculator
1. What is the GCD of 842, 660, 980?
GCD of given numbers 842, 660, 980 is 2
2. How to calculate the greatest common divisor of 842, 660, 980?
We can find the highest common divisor of 842, 660, 980 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 842, 660, 980 i.e 2.
3. How can I use the GCD of 842, 660, 980Calculator?
Out the numbers 842, 660, 980 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.