Online GCD Calculator is useful to find the GCD of 442, 158, 861 quickly. Get the easiest ways to solve the greatest common divisor of 442, 158, 861 i.e 1 in different methods as follows.
Given Input numbers are 442, 158, 861
In the factoring method, we have to find the divisors of all numbers
Divisors of 442 :
The positive integer divisors of 442 that completely divides 442 are.
1, 2, 13, 17, 26, 34, 221, 442
Divisors of 158 :
The positive integer divisors of 158 that completely divides 158 are.
1, 2, 79, 158
Divisors of 861 :
The positive integer divisors of 861 that completely divides 861 are.
1, 3, 7, 21, 41, 123, 287, 861
GCD of numbers is the greatest common divisor
So, the GCD (442, 158, 861) = 1.
Given numbers are 442, 158, 861
The list of prime factors of all numbers are
Prime factors of 442 are 2 x 13 x 17
Prime factors of 158 are 2 x 79
Prime factors of 861 are 3 x 7 x 41
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 442, 158, 861
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(442, 158) = 34918
GCD(442, 158) = ( 442 x 158 ) / 34918
= 442 / 158
= 442
Step2:
LCM(2, 861) = 1722
GCD(2, 861) = ( 2 x 861 ) / 1722
= 2 / 861
= 2
So, Greatest Common Divisor of 442, 158, 861 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 442, 158, 861
The greatest common divisor of numbers 442, 158, 861 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 442, 158, 861 is 1.
1. What is the GCD of 442, 158, 861?
GCD of given numbers 442, 158, 861 is 1
2. How to calculate the greatest common divisor of 442, 158, 861?
We can find the highest common divisor of 442, 158, 861 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 442, 158, 861 i.e 1.
3. How can I use the GCD of 442, 158, 861Calculator?
Out the numbers 442, 158, 861 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.