GCD of 989, 921, 859, 857 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 989, 921, 859, 857 quickly. Get the easiest ways to solve the greatest common divisor of 989, 921, 859, 857 i.e 1 in different methods as follows.
Given Input numbers are 989, 921, 859, 857
In the factoring method, we have to find the divisors of all numbers
Divisors of 989 :
The positive integer divisors of 989 that completely divides 989 are.
1, 23, 43, 989
Divisors of 921 :
The positive integer divisors of 921 that completely divides 921 are.
1, 3, 307, 921
Divisors of 859 :
The positive integer divisors of 859 that completely divides 859 are.
1, 859
Divisors of 857 :
The positive integer divisors of 857 that completely divides 857 are.
1, 857
GCD of numbers is the greatest common divisor
So, the GCD (989, 921, 859, 857) = 1.
Given numbers are 989, 921, 859, 857
The list of prime factors of all numbers are
Prime factors of 989 are 23 x 43
Prime factors of 921 are 3 x 307
Prime factors of 859 are 859
Prime factors of 857 are 857
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 989, 921, 859, 857 using LCM Formula
Given numbers are 989, 921, 859, 857
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(989, 921) = 910869
GCD(989, 921) = ( 989 x 921 ) / 910869
= 989 / 921
= 989
Step2:
LCM(1, 859) = 859
GCD(1, 859) = ( 1 x 859 ) / 859
= 1 / 859
= 1
Step3:
LCM(1, 857) = 857
GCD(1, 857) = ( 1 x 857 ) / 857
= 1 / 857
= 1
So, Greatest Common Divisor of 989, 921, 859, 857 is 1
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 989, 921, 859, 857
Given numbers are 989, 921, 859, 857
The greatest common divisor of numbers 989, 921, 859, 857 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 989, 921, 859, 857 is 1.
FAQs on GCD of 989, 921, 859, 857 Calculator
1. What is the GCD of 989, 921, 859, 857?
GCD of given numbers 989, 921, 859, 857 is 1
2. How to calculate the greatest common divisor of 989, 921, 859, 857?
We can find the highest common divisor of 989, 921, 859, 857 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 989, 921, 859, 857 i.e 1.
3. How can I use the GCD of 989, 921, 859, 857Calculator?
Out the numbers 989, 921, 859, 857 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.