GCD of 375, 675, 21 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 375, 675, 21 quickly. Get the easiest ways to solve the greatest common divisor of 375, 675, 21 i.e 3 in different methods as follows.
Given Input numbers are 375, 675, 21
In the factoring method, we have to find the divisors of all numbers
Divisors of 375 :
The positive integer divisors of 375 that completely divides 375 are.
1, 3, 5, 15, 25, 75, 125, 375
Divisors of 675 :
The positive integer divisors of 675 that completely divides 675 are.
1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675
Divisors of 21 :
The positive integer divisors of 21 that completely divides 21 are.
1, 3, 7, 21
GCD of numbers is the greatest common divisor
So, the GCD (375, 675, 21) = 3.
Given numbers are 375, 675, 21
The list of prime factors of all numbers are
Prime factors of 375 are 3 x 5 x 5 x 5
Prime factors of 675 are 3 x 3 x 3 x 5 x 5
Prime factors of 21 are 3 x 7
The highest common occurrence is 31
Therefore, GCD of 375, 675, 21 is 3.
Steps to Calculate GCD of 375, 675, 21 using LCM Formula
Given numbers are 375, 675, 21
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(375, 675) = 3375
GCD(375, 675) = ( 375 x 675 ) / 3375
= 375 / 675
= 375
Step2:
LCM(75, 21) = 525
GCD(75, 21) = ( 75 x 21 ) / 525
= 75 / 21
= 75
So, Greatest Common Divisor of 375, 675, 21 is 3
GCD of Numbers Calculation Examples
Here are some samples of GCD of Numbers calculations.
Greatest Common Divisor of 375, 675, 21
Given numbers are 375, 675, 21
The greatest common divisor of numbers 375, 675, 21 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 375, 675, 21 is 3.
FAQs on GCD of 375, 675, 21 Calculator
1. What is the GCD of 375, 675, 21?
GCD of given numbers 375, 675, 21 is 3
2. How to calculate the greatest common divisor of 375, 675, 21?
We can find the highest common divisor of 375, 675, 21 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 375, 675, 21 i.e 3.
3. How can I use the GCD of 375, 675, 21Calculator?
Out the numbers 375, 675, 21 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.