Online GCD Calculator is useful to find the GCD of 756, 163, 690 quickly. Get the easiest ways to solve the greatest common divisor of 756, 163, 690 i.e 1 in different methods as follows.
Given Input numbers are 756, 163, 690
In the factoring method, we have to find the divisors of all numbers
Divisors of 756 :
The positive integer divisors of 756 that completely divides 756 are.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756
Divisors of 163 :
The positive integer divisors of 163 that completely divides 163 are.
1, 163
Divisors of 690 :
The positive integer divisors of 690 that completely divides 690 are.
1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690
GCD of numbers is the greatest common divisor
So, the GCD (756, 163, 690) = 1.
Given numbers are 756, 163, 690
The list of prime factors of all numbers are
Prime factors of 756 are 2 x 2 x 3 x 3 x 3 x 7
Prime factors of 163 are 163
Prime factors of 690 are 2 x 3 x 5 x 23
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 756, 163, 690
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(756, 163) = 123228
GCD(756, 163) = ( 756 x 163 ) / 123228
= 756 / 163
= 756
Step2:
LCM(1, 690) = 690
GCD(1, 690) = ( 1 x 690 ) / 690
= 1 / 690
= 1
So, Greatest Common Divisor of 756, 163, 690 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 756, 163, 690
The greatest common divisor of numbers 756, 163, 690 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 756, 163, 690 is 1.
1. What is the GCD of 756, 163, 690?
GCD of given numbers 756, 163, 690 is 1
2. How to calculate the greatest common divisor of 756, 163, 690?
We can find the highest common divisor of 756, 163, 690 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 756, 163, 690 i.e 1.
3. How can I use the GCD of 756, 163, 690Calculator?
Out the numbers 756, 163, 690 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.