GCD of 987, 698, 961 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 987, 698, 961 quickly. Get the easiest ways to solve the greatest common divisor of 987, 698, 961 i.e 1 in different methods as follows.
Given Input numbers are 987, 698, 961
In the factoring method, we have to find the divisors of all numbers
Divisors of 987 :
The positive integer divisors of 987 that completely divides 987 are.
1, 3, 7, 21, 47, 141, 329, 987
Divisors of 698 :
The positive integer divisors of 698 that completely divides 698 are.
1, 2, 349, 698
Divisors of 961 :
The positive integer divisors of 961 that completely divides 961 are.
1, 31, 961
GCD of numbers is the greatest common divisor
So, the GCD (987, 698, 961) = 1.
Given numbers are 987, 698, 961
The list of prime factors of all numbers are
Prime factors of 987 are 3 x 7 x 47
Prime factors of 698 are 2 x 349
Prime factors of 961 are 31 x 31
The above numbers do not have any common prime factor. So GCD is 1
Steps to Calculate GCD of 987, 698, 961 using LCM Formula
Given numbers are 987, 698, 961
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(987, 698) = 688926
GCD(987, 698) = ( 987 x 698 ) / 688926
= 987 / 698
= 987
Step2:
LCM(1, 961) = 961
GCD(1, 961) = ( 1 x 961 ) / 961
= 1 / 961
= 1
So, Greatest Common Divisor of 987, 698, 961 is 1
GCD of Numbers Calculation Examples
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Greatest Common Divisor of 987, 698, 961
Given numbers are 987, 698, 961
The greatest common divisor of numbers 987, 698, 961 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 987, 698, 961 is 1.
FAQs on GCD of 987, 698, 961 Calculator
1. What is the GCD of 987, 698, 961?
GCD of given numbers 987, 698, 961 is 1
2. How to calculate the greatest common divisor of 987, 698, 961?
We can find the highest common divisor of 987, 698, 961 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 987, 698, 961 i.e 1.
3. How can I use the GCD of 987, 698, 961Calculator?
Out the numbers 987, 698, 961 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.