Online GCD Calculator is useful to find the GCD of 685, 463, 155 quickly. Get the easiest ways to solve the greatest common divisor of 685, 463, 155 i.e 1 in different methods as follows.
Given Input numbers are 685, 463, 155
In the factoring method, we have to find the divisors of all numbers
Divisors of 685 :
The positive integer divisors of 685 that completely divides 685 are.
1, 5, 137, 685
Divisors of 463 :
The positive integer divisors of 463 that completely divides 463 are.
1, 463
Divisors of 155 :
The positive integer divisors of 155 that completely divides 155 are.
1, 5, 31, 155
GCD of numbers is the greatest common divisor
So, the GCD (685, 463, 155) = 1.
Given numbers are 685, 463, 155
The list of prime factors of all numbers are
Prime factors of 685 are 5 x 137
Prime factors of 463 are 463
Prime factors of 155 are 5 x 31
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 685, 463, 155
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(685, 463) = 317155
GCD(685, 463) = ( 685 x 463 ) / 317155
= 685 / 463
= 685
Step2:
LCM(1, 155) = 155
GCD(1, 155) = ( 1 x 155 ) / 155
= 1 / 155
= 1
So, Greatest Common Divisor of 685, 463, 155 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 685, 463, 155
The greatest common divisor of numbers 685, 463, 155 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 685, 463, 155 is 1.
1. What is the GCD of 685, 463, 155?
GCD of given numbers 685, 463, 155 is 1
2. How to calculate the greatest common divisor of 685, 463, 155?
We can find the highest common divisor of 685, 463, 155 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 685, 463, 155 i.e 1.
3. How can I use the GCD of 685, 463, 155Calculator?
Out the numbers 685, 463, 155 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.