Online GCD Calculator is useful to find the GCD of 108, 345, 309 quickly. Get the easiest ways to solve the greatest common divisor of 108, 345, 309 i.e 3 in different methods as follows.
Given Input numbers are 108, 345, 309
In the factoring method, we have to find the divisors of all numbers
Divisors of 108 :
The positive integer divisors of 108 that completely divides 108 are.
1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108
Divisors of 345 :
The positive integer divisors of 345 that completely divides 345 are.
1, 3, 5, 15, 23, 69, 115, 345
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 (108, 345, 309) = 3.
Given numbers are 108, 345, 309
The list of prime factors of all numbers are
Prime factors of 108 are 2 x 2 x 3 x 3 x 3
Prime factors of 345 are 3 x 5 x 23
Prime factors of 309 are 3 x 103
The highest common occurrence is 31
Therefore, GCD of 108, 345, 309 is 3.
Given numbers are 108, 345, 309
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(108, 345) = 12420
GCD(108, 345) = ( 108 x 345 ) / 12420
= 108 / 345
= 108
Step2:
LCM(3, 309) = 309
GCD(3, 309) = ( 3 x 309 ) / 309
= 3 / 309
= 3
So, Greatest Common Divisor of 108, 345, 309 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 108, 345, 309
The greatest common divisor of numbers 108, 345, 309 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 108, 345, 309 is 3.
1. What is the GCD of 108, 345, 309?
GCD of given numbers 108, 345, 309 is 3
2. How to calculate the greatest common divisor of 108, 345, 309?
We can find the highest common divisor of 108, 345, 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 108, 345, 309 i.e 3.
3. How can I use the GCD of 108, 345, 309Calculator?
Out the numbers 108, 345, 309 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.