Online GCD Calculator is useful to find the GCD of 138, 578, 459 quickly. Get the easiest ways to solve the greatest common divisor of 138, 578, 459 i.e 1 in different methods as follows.
Given Input numbers are 138, 578, 459
In the factoring method, we have to find the divisors of all numbers
Divisors of 138 :
The positive integer divisors of 138 that completely divides 138 are.
1, 2, 3, 6, 23, 46, 69, 138
Divisors of 578 :
The positive integer divisors of 578 that completely divides 578 are.
1, 2, 17, 34, 289, 578
Divisors of 459 :
The positive integer divisors of 459 that completely divides 459 are.
1, 3, 9, 17, 27, 51, 153, 459
GCD of numbers is the greatest common divisor
So, the GCD (138, 578, 459) = 1.
Given numbers are 138, 578, 459
The list of prime factors of all numbers are
Prime factors of 138 are 2 x 3 x 23
Prime factors of 578 are 2 x 17 x 17
Prime factors of 459 are 3 x 3 x 3 x 17
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 138, 578, 459
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(138, 578) = 39882
GCD(138, 578) = ( 138 x 578 ) / 39882
= 138 / 578
= 138
Step2:
LCM(2, 459) = 918
GCD(2, 459) = ( 2 x 459 ) / 918
= 2 / 459
= 2
So, Greatest Common Divisor of 138, 578, 459 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 138, 578, 459
The greatest common divisor of numbers 138, 578, 459 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 138, 578, 459 is 1.
1. What is the GCD of 138, 578, 459?
GCD of given numbers 138, 578, 459 is 1
2. How to calculate the greatest common divisor of 138, 578, 459?
We can find the highest common divisor of 138, 578, 459 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 138, 578, 459 i.e 1.
3. How can I use the GCD of 138, 578, 459Calculator?
Out the numbers 138, 578, 459 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.