Online GCD Calculator is useful to find the GCD of 851, 921, 129 quickly. Get the easiest ways to solve the greatest common divisor of 851, 921, 129 i.e 1 in different methods as follows.
Given Input numbers are 851, 921, 129
In the factoring method, we have to find the divisors of all numbers
Divisors of 851 :
The positive integer divisors of 851 that completely divides 851 are.
1, 23, 37, 851
Divisors of 921 :
The positive integer divisors of 921 that completely divides 921 are.
1, 3, 307, 921
Divisors of 129 :
The positive integer divisors of 129 that completely divides 129 are.
1, 3, 43, 129
GCD of numbers is the greatest common divisor
So, the GCD (851, 921, 129) = 1.
Given numbers are 851, 921, 129
The list of prime factors of all numbers are
Prime factors of 851 are 23 x 37
Prime factors of 921 are 3 x 307
Prime factors of 129 are 3 x 43
The above numbers do not have any common prime factor. So GCD is 1
Given numbers are 851, 921, 129
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(851, 921) = 783771
GCD(851, 921) = ( 851 x 921 ) / 783771
= 851 / 921
= 851
Step2:
LCM(1, 129) = 129
GCD(1, 129) = ( 1 x 129 ) / 129
= 1 / 129
= 1
So, Greatest Common Divisor of 851, 921, 129 is 1
Here are some samples of GCD of Numbers calculations.
Given numbers are 851, 921, 129
The greatest common divisor of numbers 851, 921, 129 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 851, 921, 129 is 1.
1. What is the GCD of 851, 921, 129?
GCD of given numbers 851, 921, 129 is 1
2. How to calculate the greatest common divisor of 851, 921, 129?
We can find the highest common divisor of 851, 921, 129 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 851, 921, 129 i.e 1.
3. How can I use the GCD of 851, 921, 129Calculator?
Out the numbers 851, 921, 129 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.