GCD of 637, 891, 989 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 637, 891, 989 quickly. Get the easiest ways to solve the greatest common divisor of 637, 891, 989 i.e 1 in different methods as follows.
Given Input numbers are 637, 891, 989
In the factoring method, we have to find the divisors of all numbers
Divisors of 637 :
The positive integer divisors of 637 that completely divides 637 are.
1, 7, 13, 49, 91, 637
Divisors of 891 :
The positive integer divisors of 891 that completely divides 891 are.
1, 3, 9, 11, 27, 33, 81, 99, 297, 891
Divisors of 989 :
The positive integer divisors of 989 that completely divides 989 are.
1, 23, 43, 989
GCD of numbers is the greatest common divisor
So, the GCD (637, 891, 989) = 1.
Given numbers are 637, 891, 989
The list of prime factors of all numbers are
Prime factors of 637 are 7 x 7 x 13
Prime factors of 891 are 3 x 3 x 3 x 3 x 11
Prime factors of 989 are 23 x 43
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 637, 891, 989 using LCM Formula
Given numbers are 637, 891, 989
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(637, 891) = 567567
GCD(637, 891) = ( 637 x 891 ) / 567567
= 637 / 891
= 637
Step2:
LCM(1, 989) = 989
GCD(1, 989) = ( 1 x 989 ) / 989
= 1 / 989
= 1
So, Greatest Common Divisor of 637, 891, 989 is 1
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 637, 891, 989
Given numbers are 637, 891, 989
The greatest common divisor of numbers 637, 891, 989 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 637, 891, 989 is 1.
FAQs on GCD of 637, 891, 989 Calculator
1. What is the GCD of 637, 891, 989?
GCD of given numbers 637, 891, 989 is 1
2. How to calculate the greatest common divisor of 637, 891, 989?
We can find the highest common divisor of 637, 891, 989 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 637, 891, 989 i.e 1.
3. How can I use the GCD of 637, 891, 989Calculator?
Out the numbers 637, 891, 989 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.