Online GCD Calculator is useful to find the GCD of 312, 921, 315 quickly. Get the easiest ways to solve the greatest common divisor of 312, 921, 315 i.e 3 in different methods as follows.
Given Input numbers are 312, 921, 315
In the factoring method, we have to find the divisors of all numbers
Divisors of 312 :
The positive integer divisors of 312 that completely divides 312 are.
1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312
Divisors of 921 :
The positive integer divisors of 921 that completely divides 921 are.
1, 3, 307, 921
Divisors of 315 :
The positive integer divisors of 315 that completely divides 315 are.
1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315
GCD of numbers is the greatest common divisor
So, the GCD (312, 921, 315) = 3.
Given numbers are 312, 921, 315
The list of prime factors of all numbers are
Prime factors of 312 are 2 x 2 x 2 x 3 x 13
Prime factors of 921 are 3 x 307
Prime factors of 315 are 3 x 3 x 5 x 7
The highest common occurrence is 31
Therefore, GCD of 312, 921, 315 is 3.
Given numbers are 312, 921, 315
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(312, 921) = 95784
GCD(312, 921) = ( 312 x 921 ) / 95784
= 312 / 921
= 312
Step2:
LCM(3, 315) = 315
GCD(3, 315) = ( 3 x 315 ) / 315
= 3 / 315
= 3
So, Greatest Common Divisor of 312, 921, 315 is 3
Here are some samples of GCD of Numbers calculations.
Given numbers are 312, 921, 315
The greatest common divisor of numbers 312, 921, 315 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 312, 921, 315 is 3.
1. What is the GCD of 312, 921, 315?
GCD of given numbers 312, 921, 315 is 3
2. How to calculate the greatest common divisor of 312, 921, 315?
We can find the highest common divisor of 312, 921, 315 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 312, 921, 315 i.e 3.
3. How can I use the GCD of 312, 921, 315Calculator?
Out the numbers 312, 921, 315 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.