Online GCD Calculator is useful to find the GCD of 640, 364, 378 quickly. Get the easiest ways to solve the greatest common divisor of 640, 364, 378 i.e 2 in different methods as follows.
Given Input numbers are 640, 364, 378
In the factoring method, we have to find the divisors of all numbers
Divisors of 640 :
The positive integer divisors of 640 that completely divides 640 are.
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640
Divisors of 364 :
The positive integer divisors of 364 that completely divides 364 are.
1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364
Divisors of 378 :
The positive integer divisors of 378 that completely divides 378 are.
1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378
GCD of numbers is the greatest common divisor
So, the GCD (640, 364, 378) = 2.
Given numbers are 640, 364, 378
The list of prime factors of all numbers are
Prime factors of 640 are 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5
Prime factors of 364 are 2 x 2 x 7 x 13
Prime factors of 378 are 2 x 3 x 3 x 3 x 7
The highest common occurrence is 21
Therefore, GCD of 640, 364, 378 is 2.
Given numbers are 640, 364, 378
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(640, 364) = 58240
GCD(640, 364) = ( 640 x 364 ) / 58240
= 640 / 364
= 640
Step2:
LCM(4, 378) = 756
GCD(4, 378) = ( 4 x 378 ) / 756
= 4 / 378
= 4
So, Greatest Common Divisor of 640, 364, 378 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 640, 364, 378
The greatest common divisor of numbers 640, 364, 378 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 640, 364, 378 is 2.
1. What is the GCD of 640, 364, 378?
GCD of given numbers 640, 364, 378 is 2
2. How to calculate the greatest common divisor of 640, 364, 378?
We can find the highest common divisor of 640, 364, 378 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 640, 364, 378 i.e 2.
3. How can I use the GCD of 640, 364, 378Calculator?
Out the numbers 640, 364, 378 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.