Online GCD Calculator is useful to find the GCD of 560, 813, 309 quickly. Get the easiest ways to solve the greatest common divisor of 560, 813, 309 i.e 1 in different methods as follows.
Given Input numbers are 560, 813, 309
In the factoring method, we have to find the divisors of all numbers
Divisors of 560 :
The positive integer divisors of 560 that completely divides 560 are.
1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560
Divisors of 813 :
The positive integer divisors of 813 that completely divides 813 are.
1, 3, 271, 813
Divisors of 309 :
The positive integer divisors of 309 that completely divides 309 are.
1, 3, 103, 309
GCD of numbers is the greatest common divisor
So, the GCD (560, 813, 309) = 1.
Given numbers are 560, 813, 309
The list of prime factors of all numbers are
Prime factors of 560 are 2 x 2 x 2 x 2 x 5 x 7
Prime factors of 813 are 3 x 271
Prime factors of 309 are 3 x 103
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 560, 813, 309
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(560, 813) = 455280
GCD(560, 813) = ( 560 x 813 ) / 455280
= 560 / 813
= 560
Step2:
LCM(1, 309) = 309
GCD(1, 309) = ( 1 x 309 ) / 309
= 1 / 309
= 1
So, Greatest Common Divisor of 560, 813, 309 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 560, 813, 309
The greatest common divisor of numbers 560, 813, 309 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 560, 813, 309 is 1.
1. What is the GCD of 560, 813, 309?
GCD of given numbers 560, 813, 309 is 1
2. How to calculate the greatest common divisor of 560, 813, 309?
We can find the highest common divisor of 560, 813, 309 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 560, 813, 309 i.e 1.
3. How can I use the GCD of 560, 813, 309Calculator?
Out the numbers 560, 813, 309 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.