GCD of 945, 288, 813 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 945, 288, 813 quickly. Get the easiest ways to solve the greatest common divisor of 945, 288, 813 i.e 3 in different methods as follows.
Given Input numbers are 945, 288, 813
In the factoring method, we have to find the divisors of all numbers
Divisors of 945 :
The positive integer divisors of 945 that completely divides 945 are.
1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945
Divisors of 288 :
The positive integer divisors of 288 that completely divides 288 are.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288
Divisors of 813 :
The positive integer divisors of 813 that completely divides 813 are.
1, 3, 271, 813
GCD of numbers is the greatest common divisor
So, the GCD (945, 288, 813) = 3.
Given numbers are 945, 288, 813
The list of prime factors of all numbers are
Prime factors of 945 are 3 x 3 x 3 x 5 x 7
Prime factors of 288 are 2 x 2 x 2 x 2 x 2 x 3 x 3
Prime factors of 813 are 3 x 271
The highest common occurrence is 31
Therefore, GCD of 945, 288, 813 is 3.
Steps to Calculate GCD of 945, 288, 813 using LCM Formula
Given numbers are 945, 288, 813
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(945, 288) = 30240
GCD(945, 288) = ( 945 x 288 ) / 30240
= 945 / 288
= 945
Step2:
LCM(9, 813) = 2439
GCD(9, 813) = ( 9 x 813 ) / 2439
= 9 / 813
= 9
So, Greatest Common Divisor of 945, 288, 813 is 3
GCD of Numbers Calculation Examples
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Greatest Common Divisor of 945, 288, 813
Given numbers are 945, 288, 813
The greatest common divisor of numbers 945, 288, 813 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 945, 288, 813 is 3.
FAQs on GCD of 945, 288, 813 Calculator
1. What is the GCD of 945, 288, 813?
GCD of given numbers 945, 288, 813 is 3
2. How to calculate the greatest common divisor of 945, 288, 813?
We can find the highest common divisor of 945, 288, 813 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 945, 288, 813 i.e 3.
3. How can I use the GCD of 945, 288, 813Calculator?
Out the numbers 945, 288, 813 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.