GCD of 387, 390, 471 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 387, 390, 471 quickly. Get the easiest ways to solve the greatest common divisor of 387, 390, 471 i.e 3 in different methods as follows.
Given Input numbers are 387, 390, 471
In the factoring method, we have to find the divisors of all numbers
Divisors of 387 :
The positive integer divisors of 387 that completely divides 387 are.
1, 3, 9, 43, 129, 387
Divisors of 390 :
The positive integer divisors of 390 that completely divides 390 are.
1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390
Divisors of 471 :
The positive integer divisors of 471 that completely divides 471 are.
1, 3, 157, 471
GCD of numbers is the greatest common divisor
So, the GCD (387, 390, 471) = 3.
Given numbers are 387, 390, 471
The list of prime factors of all numbers are
Prime factors of 387 are 3 x 3 x 43
Prime factors of 390 are 2 x 3 x 5 x 13
Prime factors of 471 are 3 x 157
The highest common occurrence is 31
Therefore, GCD of 387, 390, 471 is 3.
Steps to Calculate GCD of 387, 390, 471 using LCM Formula
Given numbers are 387, 390, 471
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(387, 390) = 50310
GCD(387, 390) = ( 387 x 390 ) / 50310
= 387 / 390
= 387
Step2:
LCM(3, 471) = 471
GCD(3, 471) = ( 3 x 471 ) / 471
= 3 / 471
= 3
So, Greatest Common Divisor of 387, 390, 471 is 3
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 387, 390, 471
Given numbers are 387, 390, 471
The greatest common divisor of numbers 387, 390, 471 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 387, 390, 471 is 3.
FAQs on GCD of 387, 390, 471 Calculator
1. What is the GCD of 387, 390, 471?
GCD of given numbers 387, 390, 471 is 3
2. How to calculate the greatest common divisor of 387, 390, 471?
We can find the highest common divisor of 387, 390, 471 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 387, 390, 471 i.e 3.
3. How can I use the GCD of 387, 390, 471Calculator?
Out the numbers 387, 390, 471 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.