Online GCD Calculator is useful to find the GCD of 855, 198, 486 quickly. Get the easiest ways to solve the greatest common divisor of 855, 198, 486 i.e 9 in different methods as follows.
Given Input numbers are 855, 198, 486
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 198 :
The positive integer divisors of 198 that completely divides 198 are.
1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198
Divisors of 486 :
The positive integer divisors of 486 that completely divides 486 are.
1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486
GCD of numbers is the greatest common divisor
So, the GCD (855, 198, 486) = 9.
Given numbers are 855, 198, 486
The list of prime factors of all numbers are
Prime factors of 855 are 3 x 3 x 5 x 19
Prime factors of 198 are 2 x 3 x 3 x 11
Prime factors of 486 are 2 x 3 x 3 x 3 x 3 x 3
The highest common occurrence is 32
Therefore, GCD of 855, 198, 486 is 9.
Given numbers are 855, 198, 486
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(855, 198) = 18810
GCD(855, 198) = ( 855 x 198 ) / 18810
= 855 / 198
= 855
Step2:
LCM(9, 486) = 486
GCD(9, 486) = ( 9 x 486 ) / 486
= 9 / 486
= 9
So, Greatest Common Divisor of 855, 198, 486 is 9
Here are some samples of GCD of Numbers calculations.
Given numbers are 855, 198, 486
The greatest common divisor of numbers 855, 198, 486 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 855, 198, 486 is 9.
1. What is the GCD of 855, 198, 486?
GCD of given numbers 855, 198, 486 is 9
2. How to calculate the greatest common divisor of 855, 198, 486?
We can find the highest common divisor of 855, 198, 486 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, 198, 486 i.e 9.
3. How can I use the GCD of 855, 198, 486Calculator?
Out the numbers 855, 198, 486 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.