GCD of 441, 987, 990 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 441, 987, 990 quickly. Get the easiest ways to solve the greatest common divisor of 441, 987, 990 i.e 3 in different methods as follows.
Given Input numbers are 441, 987, 990
In the factoring method, we have to find the divisors of all numbers
Divisors of 441 :
The positive integer divisors of 441 that completely divides 441 are.
1, 3, 7, 9, 21, 49, 63, 147, 441
Divisors of 987 :
The positive integer divisors of 987 that completely divides 987 are.
1, 3, 7, 21, 47, 141, 329, 987
Divisors of 990 :
The positive integer divisors of 990 that completely divides 990 are.
1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990
GCD of numbers is the greatest common divisor
So, the GCD (441, 987, 990) = 3.
Given numbers are 441, 987, 990
The list of prime factors of all numbers are
Prime factors of 441 are 3 x 3 x 7 x 7
Prime factors of 987 are 3 x 7 x 47
Prime factors of 990 are 2 x 3 x 3 x 5 x 11
The highest common occurrence is 31
Therefore, GCD of 441, 987, 990 is 3.
Steps to Calculate GCD of 441, 987, 990 using LCM Formula
Given numbers are 441, 987, 990
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(441, 987) = 20727
GCD(441, 987) = ( 441 x 987 ) / 20727
= 441 / 987
= 441
Step2:
LCM(21, 990) = 6930
GCD(21, 990) = ( 21 x 990 ) / 6930
= 21 / 990
= 21
So, Greatest Common Divisor of 441, 987, 990 is 3
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 441, 987, 990
Given numbers are 441, 987, 990
The greatest common divisor of numbers 441, 987, 990 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 441, 987, 990 is 3.
FAQs on GCD of 441, 987, 990 Calculator
1. What is the GCD of 441, 987, 990?
GCD of given numbers 441, 987, 990 is 3
2. How to calculate the greatest common divisor of 441, 987, 990?
We can find the highest common divisor of 441, 987, 990 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 441, 987, 990 i.e 3.
3. How can I use the GCD of 441, 987, 990Calculator?
Out the numbers 441, 987, 990 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.