Online GCD Calculator is useful to find the GCD of 723, 957, 438 quickly. Get the easiest ways to solve the greatest common divisor of 723, 957, 438 i.e 3 in different methods as follows.
Given Input numbers are 723, 957, 438
In the factoring method, we have to find the divisors of all numbers
Divisors of 723 :
The positive integer divisors of 723 that completely divides 723 are.
1, 3, 241, 723
Divisors of 957 :
The positive integer divisors of 957 that completely divides 957 are.
1, 3, 11, 29, 33, 87, 319, 957
Divisors of 438 :
The positive integer divisors of 438 that completely divides 438 are.
1, 2, 3, 6, 73, 146, 219, 438
GCD of numbers is the greatest common divisor
So, the GCD (723, 957, 438) = 3.
Given numbers are 723, 957, 438
The list of prime factors of all numbers are
Prime factors of 723 are 3 x 241
Prime factors of 957 are 3 x 11 x 29
Prime factors of 438 are 2 x 3 x 73
The highest common occurrence is 31
Therefore, GCD of 723, 957, 438 is 3.
Given numbers are 723, 957, 438
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(723, 957) = 230637
GCD(723, 957) = ( 723 x 957 ) / 230637
= 723 / 957
= 723
Step2:
LCM(3, 438) = 438
GCD(3, 438) = ( 3 x 438 ) / 438
= 3 / 438
= 3
So, Greatest Common Divisor of 723, 957, 438 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 723, 957, 438
The greatest common divisor of numbers 723, 957, 438 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 723, 957, 438 is 3.
1. What is the GCD of 723, 957, 438?
GCD of given numbers 723, 957, 438 is 3
2. How to calculate the greatest common divisor of 723, 957, 438?
We can find the highest common divisor of 723, 957, 438 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 723, 957, 438 i.e 3.
3. How can I use the GCD of 723, 957, 438Calculator?
Out the numbers 723, 957, 438 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.