GCD of 721, 987, 940 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 721, 987, 940 quickly. Get the easiest ways to solve the greatest common divisor of 721, 987, 940 i.e 1 in different methods as follows.
Given Input numbers are 721, 987, 940
In the factoring method, we have to find the divisors of all numbers
Divisors of 721 :
The positive integer divisors of 721 that completely divides 721 are.
1, 7, 103, 721
Divisors of 987 :
The positive integer divisors of 987 that completely divides 987 are.
1, 3, 7, 21, 47, 141, 329, 987
Divisors of 940 :
The positive integer divisors of 940 that completely divides 940 are.
1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940
GCD of numbers is the greatest common divisor
So, the GCD (721, 987, 940) = 1.
Given numbers are 721, 987, 940
The list of prime factors of all numbers are
Prime factors of 721 are 7 x 103
Prime factors of 987 are 3 x 7 x 47
Prime factors of 940 are 2 x 2 x 5 x 47
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 721, 987, 940 using LCM Formula
Given numbers are 721, 987, 940
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(721, 987) = 101661
GCD(721, 987) = ( 721 x 987 ) / 101661
= 721 / 987
= 721
Step2:
LCM(7, 940) = 6580
GCD(7, 940) = ( 7 x 940 ) / 6580
= 7 / 940
= 7
So, Greatest Common Divisor of 721, 987, 940 is 1
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 721, 987, 940
Given numbers are 721, 987, 940
The greatest common divisor of numbers 721, 987, 940 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 721, 987, 940 is 1.
FAQs on GCD of 721, 987, 940 Calculator
1. What is the GCD of 721, 987, 940?
GCD of given numbers 721, 987, 940 is 1
2. How to calculate the greatest common divisor of 721, 987, 940?
We can find the highest common divisor of 721, 987, 940 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 721, 987, 940 i.e 1.
3. How can I use the GCD of 721, 987, 940Calculator?
Out the numbers 721, 987, 940 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.