GCD of 789, 680, 669 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 789, 680, 669 quickly. Get the easiest ways to solve the greatest common divisor of 789, 680, 669 i.e 1 in different methods as follows.
Given Input numbers are 789, 680, 669
In the factoring method, we have to find the divisors of all numbers
Divisors of 789 :
The positive integer divisors of 789 that completely divides 789 are.
1, 3, 263, 789
Divisors of 680 :
The positive integer divisors of 680 that completely divides 680 are.
1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680
Divisors of 669 :
The positive integer divisors of 669 that completely divides 669 are.
1, 3, 223, 669
GCD of numbers is the greatest common divisor
So, the GCD (789, 680, 669) = 1.
Given numbers are 789, 680, 669
The list of prime factors of all numbers are
Prime factors of 789 are 3 x 263
Prime factors of 680 are 2 x 2 x 2 x 5 x 17
Prime factors of 669 are 3 x 223
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 789, 680, 669 using LCM Formula
Given numbers are 789, 680, 669
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(789, 680) = 536520
GCD(789, 680) = ( 789 x 680 ) / 536520
= 789 / 680
= 789
Step2:
LCM(1, 669) = 669
GCD(1, 669) = ( 1 x 669 ) / 669
= 1 / 669
= 1
So, Greatest Common Divisor of 789, 680, 669 is 1
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 789, 680, 669
Given numbers are 789, 680, 669
The greatest common divisor of numbers 789, 680, 669 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 789, 680, 669 is 1.
FAQs on GCD of 789, 680, 669 Calculator
1. What is the GCD of 789, 680, 669?
GCD of given numbers 789, 680, 669 is 1
2. How to calculate the greatest common divisor of 789, 680, 669?
We can find the highest common divisor of 789, 680, 669 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 789, 680, 669 i.e 1.
3. How can I use the GCD of 789, 680, 669Calculator?
Out the numbers 789, 680, 669 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.