Online GCD Calculator is useful to find the GCD of 813, 394, 213 quickly. Get the easiest ways to solve the greatest common divisor of 813, 394, 213 i.e 1 in different methods as follows.
Given Input numbers are 813, 394, 213
In the factoring method, we have to find the divisors of all numbers
Divisors of 813 :
The positive integer divisors of 813 that completely divides 813 are.
1, 3, 271, 813
Divisors of 394 :
The positive integer divisors of 394 that completely divides 394 are.
1, 2, 197, 394
Divisors of 213 :
The positive integer divisors of 213 that completely divides 213 are.
1, 3, 71, 213
GCD of numbers is the greatest common divisor
So, the GCD (813, 394, 213) = 1.
Given numbers are 813, 394, 213
The list of prime factors of all numbers are
Prime factors of 813 are 3 x 271
Prime factors of 394 are 2 x 197
Prime factors of 213 are 3 x 71
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 813, 394, 213
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(813, 394) = 320322
GCD(813, 394) = ( 813 x 394 ) / 320322
= 813 / 394
= 813
Step2:
LCM(1, 213) = 213
GCD(1, 213) = ( 1 x 213 ) / 213
= 1 / 213
= 1
So, Greatest Common Divisor of 813, 394, 213 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 813, 394, 213
The greatest common divisor of numbers 813, 394, 213 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 813, 394, 213 is 1.
1. What is the GCD of 813, 394, 213?
GCD of given numbers 813, 394, 213 is 1
2. How to calculate the greatest common divisor of 813, 394, 213?
We can find the highest common divisor of 813, 394, 213 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 813, 394, 213 i.e 1.
3. How can I use the GCD of 813, 394, 213Calculator?
Out the numbers 813, 394, 213 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.