Online GCD Calculator is useful to find the GCD of 759, 421, 138 quickly. Get the easiest ways to solve the greatest common divisor of 759, 421, 138 i.e 1 in different methods as follows.
Given Input numbers are 759, 421, 138
In the factoring method, we have to find the divisors of all numbers
Divisors of 759 :
The positive integer divisors of 759 that completely divides 759 are.
1, 3, 11, 23, 33, 69, 253, 759
Divisors of 421 :
The positive integer divisors of 421 that completely divides 421 are.
1, 421
Divisors of 138 :
The positive integer divisors of 138 that completely divides 138 are.
1, 2, 3, 6, 23, 46, 69, 138
GCD of numbers is the greatest common divisor
So, the GCD (759, 421, 138) = 1.
Given numbers are 759, 421, 138
The list of prime factors of all numbers are
Prime factors of 759 are 3 x 11 x 23
Prime factors of 421 are 421
Prime factors of 138 are 2 x 3 x 23
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 759, 421, 138
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(759, 421) = 319539
GCD(759, 421) = ( 759 x 421 ) / 319539
= 759 / 421
= 759
Step2:
LCM(1, 138) = 138
GCD(1, 138) = ( 1 x 138 ) / 138
= 1 / 138
= 1
So, Greatest Common Divisor of 759, 421, 138 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 759, 421, 138
The greatest common divisor of numbers 759, 421, 138 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 759, 421, 138 is 1.
1. What is the GCD of 759, 421, 138?
GCD of given numbers 759, 421, 138 is 1
2. How to calculate the greatest common divisor of 759, 421, 138?
We can find the highest common divisor of 759, 421, 138 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 759, 421, 138 i.e 1.
3. How can I use the GCD of 759, 421, 138Calculator?
Out the numbers 759, 421, 138 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.