Online GCD Calculator is useful to find the GCD of 867, 129, 855 quickly. Get the easiest ways to solve the greatest common divisor of 867, 129, 855 i.e 3 in different methods as follows.
Given Input numbers are 867, 129, 855
In the factoring method, we have to find the divisors of all numbers
Divisors of 867 :
The positive integer divisors of 867 that completely divides 867 are.
1, 3, 17, 51, 289, 867
Divisors of 129 :
The positive integer divisors of 129 that completely divides 129 are.
1, 3, 43, 129
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
GCD of numbers is the greatest common divisor
So, the GCD (867, 129, 855) = 3.
Given numbers are 867, 129, 855
The list of prime factors of all numbers are
Prime factors of 867 are 3 x 17 x 17
Prime factors of 129 are 3 x 43
Prime factors of 855 are 3 x 3 x 5 x 19
The highest common occurrence is 31
Therefore, GCD of 867, 129, 855 is 3.
Given numbers are 867, 129, 855
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(867, 129) = 37281
GCD(867, 129) = ( 867 x 129 ) / 37281
= 867 / 129
= 867
Step2:
LCM(3, 855) = 855
GCD(3, 855) = ( 3 x 855 ) / 855
= 3 / 855
= 3
So, Greatest Common Divisor of 867, 129, 855 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 867, 129, 855
The greatest common divisor of numbers 867, 129, 855 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 867, 129, 855 is 3.
1. What is the GCD of 867, 129, 855?
GCD of given numbers 867, 129, 855 is 3
2. How to calculate the greatest common divisor of 867, 129, 855?
We can find the highest common divisor of 867, 129, 855 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 867, 129, 855 i.e 3.
3. How can I use the GCD of 867, 129, 855Calculator?
Out the numbers 867, 129, 855 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.