GCD of 394, 771, 721 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 394, 771, 721 quickly. Get the easiest ways to solve the greatest common divisor of 394, 771, 721 i.e 1 in different methods as follows.
Given Input numbers are 394, 771, 721
In the factoring method, we have to find the divisors of all numbers
Divisors of 394 :
The positive integer divisors of 394 that completely divides 394 are.
1, 2, 197, 394
Divisors of 771 :
The positive integer divisors of 771 that completely divides 771 are.
1, 3, 257, 771
Divisors of 721 :
The positive integer divisors of 721 that completely divides 721 are.
1, 7, 103, 721
GCD of numbers is the greatest common divisor
So, the GCD (394, 771, 721) = 1.
Given numbers are 394, 771, 721
The list of prime factors of all numbers are
Prime factors of 394 are 2 x 197
Prime factors of 771 are 3 x 257
Prime factors of 721 are 7 x 103
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 394, 771, 721 using LCM Formula
Given numbers are 394, 771, 721
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(394, 771) = 303774
GCD(394, 771) = ( 394 x 771 ) / 303774
= 394 / 771
= 394
Step2:
LCM(1, 721) = 721
GCD(1, 721) = ( 1 x 721 ) / 721
= 1 / 721
= 1
So, Greatest Common Divisor of 394, 771, 721 is 1
GCD of Numbers Calculation Examples
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Greatest Common Divisor of 394, 771, 721
Given numbers are 394, 771, 721
The greatest common divisor of numbers 394, 771, 721 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 394, 771, 721 is 1.
FAQs on GCD of 394, 771, 721 Calculator
1. What is the GCD of 394, 771, 721?
GCD of given numbers 394, 771, 721 is 1
2. How to calculate the greatest common divisor of 394, 771, 721?
We can find the highest common divisor of 394, 771, 721 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 394, 771, 721 i.e 1.
3. How can I use the GCD of 394, 771, 721Calculator?
Out the numbers 394, 771, 721 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.