Online GCD Calculator is useful to find the GCD of 985, 660, 855 quickly. Get the easiest ways to solve the greatest common divisor of 985, 660, 855 i.e 5 in different methods as follows.
Given Input numbers are 985, 660, 855
In the factoring method, we have to find the divisors of all numbers
Divisors of 985 :
The positive integer divisors of 985 that completely divides 985 are.
1, 5, 197, 985
Divisors of 660 :
The positive integer divisors of 660 that completely divides 660 are.
1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660
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 (985, 660, 855) = 5.
Given numbers are 985, 660, 855
The list of prime factors of all numbers are
Prime factors of 985 are 5 x 197
Prime factors of 660 are 2 x 2 x 3 x 5 x 11
Prime factors of 855 are 3 x 3 x 5 x 19
The highest common occurrence is 51
Therefore, GCD of 985, 660, 855 is 5.
Given numbers are 985, 660, 855
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(985, 660) = 130020
GCD(985, 660) = ( 985 x 660 ) / 130020
= 985 / 660
= 985
Step2:
LCM(5, 855) = 855
GCD(5, 855) = ( 5 x 855 ) / 855
= 5 / 855
= 5
So, Greatest Common Divisor of 985, 660, 855 is 5
Here are some samples of GCD of Numbers calculations.
Given numbers are 985, 660, 855
The greatest common divisor of numbers 985, 660, 855 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 985, 660, 855 is 5.
1. What is the GCD of 985, 660, 855?
GCD of given numbers 985, 660, 855 is 5
2. How to calculate the greatest common divisor of 985, 660, 855?
We can find the highest common divisor of 985, 660, 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 985, 660, 855 i.e 5.
3. How can I use the GCD of 985, 660, 855Calculator?
Out the numbers 985, 660, 855 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.