GCD of 855, 685, 900 Calculator
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Online GCD Calculator is useful to find the GCD of 855, 685, 900 quickly. Get the easiest ways to solve the greatest common divisor of 855, 685, 900 i.e 5 in different methods as follows.
Given Input numbers are 855, 685, 900
In the factoring method, we have to find the divisors of all numbers
Divisors of 855 :
The positive integer divisors of 855 that completely divides 855 are.
1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855
Divisors of 685 :
The positive integer divisors of 685 that completely divides 685 are.
1, 5, 137, 685
Divisors of 900 :
The positive integer divisors of 900 that completely divides 900 are.
1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900
GCD of numbers is the greatest common divisor
So, the GCD (855, 685, 900) = 5.
Given numbers are 855, 685, 900
The list of prime factors of all numbers are
Prime factors of 855 are 3 x 3 x 5 x 19
Prime factors of 685 are 5 x 137
Prime factors of 900 are 2 x 2 x 3 x 3 x 5 x 5
The highest common occurrence is 51
Therefore, GCD of 855, 685, 900 is 5.
Steps to Calculate GCD of 855, 685, 900 using LCM Formula
Given numbers are 855, 685, 900
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(855, 685) = 117135
GCD(855, 685) = ( 855 x 685 ) / 117135
= 855 / 685
= 855
Step2:
LCM(5, 900) = 900
GCD(5, 900) = ( 5 x 900 ) / 900
= 5 / 900
= 5
So, Greatest Common Divisor of 855, 685, 900 is 5
GCD of Numbers Calculation Examples
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Greatest Common Divisor of 855, 685, 900
Given numbers are 855, 685, 900
The greatest common divisor of numbers 855, 685, 900 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 855, 685, 900 is 5.
FAQs on GCD of 855, 685, 900 Calculator
1. What is the GCD of 855, 685, 900?
GCD of given numbers 855, 685, 900 is 5
2. How to calculate the greatest common divisor of 855, 685, 900?
We can find the highest common divisor of 855, 685, 900 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 855, 685, 900 i.e 5.
3. How can I use the GCD of 855, 685, 900Calculator?
Out the numbers 855, 685, 900 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.