Online GCD Calculator is useful to find the GCD of 361, 421, 856 quickly. Get the easiest ways to solve the greatest common divisor of 361, 421, 856 i.e 1 in different methods as follows.
Given Input numbers are 361, 421, 856
In the factoring method, we have to find the divisors of all numbers
Divisors of 361 :
The positive integer divisors of 361 that completely divides 361 are.
1, 19, 361
Divisors of 421 :
The positive integer divisors of 421 that completely divides 421 are.
1, 421
Divisors of 856 :
The positive integer divisors of 856 that completely divides 856 are.
1, 2, 4, 8, 107, 214, 428, 856
GCD of numbers is the greatest common divisor
So, the GCD (361, 421, 856) = 1.
Given numbers are 361, 421, 856
The list of prime factors of all numbers are
Prime factors of 361 are 19 x 19
Prime factors of 421 are 421
Prime factors of 856 are 2 x 2 x 2 x 107
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 361, 421, 856
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(361, 421) = 151981
GCD(361, 421) = ( 361 x 421 ) / 151981
= 361 / 421
= 361
Step2:
LCM(1, 856) = 856
GCD(1, 856) = ( 1 x 856 ) / 856
= 1 / 856
= 1
So, Greatest Common Divisor of 361, 421, 856 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 361, 421, 856
The greatest common divisor of numbers 361, 421, 856 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 361, 421, 856 is 1.
1. What is the GCD of 361, 421, 856?
GCD of given numbers 361, 421, 856 is 1
2. How to calculate the greatest common divisor of 361, 421, 856?
We can find the highest common divisor of 361, 421, 856 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 361, 421, 856 i.e 1.
3. How can I use the GCD of 361, 421, 856Calculator?
Out the numbers 361, 421, 856 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.