Online GCD Calculator is useful to find the GCD of 670, 472, 640 quickly. Get the easiest ways to solve the greatest common divisor of 670, 472, 640 i.e 2 in different methods as follows.
Given Input numbers are 670, 472, 640
In the factoring method, we have to find the divisors of all numbers
Divisors of 670 :
The positive integer divisors of 670 that completely divides 670 are.
1, 2, 5, 10, 67, 134, 335, 670
Divisors of 472 :
The positive integer divisors of 472 that completely divides 472 are.
1, 2, 4, 8, 59, 118, 236, 472
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
GCD of numbers is the greatest common divisor
So, the GCD (670, 472, 640) = 2.
Given numbers are 670, 472, 640
The list of prime factors of all numbers are
Prime factors of 670 are 2 x 5 x 67
Prime factors of 472 are 2 x 2 x 2 x 59
Prime factors of 640 are 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5
The highest common occurrence is 21
Therefore, GCD of 670, 472, 640 is 2.
Given numbers are 670, 472, 640
GCD of 2 numbers formula is GCD(a, b) = ( a x b) / LCM(a, b)
Apply this formula for all numbers.
Step1:
LCM(670, 472) = 158120
GCD(670, 472) = ( 670 x 472 ) / 158120
= 670 / 472
= 670
Step2:
LCM(2, 640) = 640
GCD(2, 640) = ( 2 x 640 ) / 640
= 2 / 640
= 2
So, Greatest Common Divisor of 670, 472, 640 is 2
Here are some samples of GCD of Numbers calculations.
Given numbers are 670, 472, 640
The greatest common divisor of numbers 670, 472, 640 can be found in various methods such as the LCM formula, factoring, and prime factorization. The GCD of numbers 670, 472, 640 is 2.
1. What is the GCD of 670, 472, 640?
GCD of given numbers 670, 472, 640 is 2
2. How to calculate the greatest common divisor of 670, 472, 640?
We can find the highest common divisor of 670, 472, 640 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 670, 472, 640 i.e 2.
3. How can I use the GCD of 670, 472, 640Calculator?
Out the numbers 670, 472, 640 into the GCD calculator and hit the calculate button to get the greatest common divisor as result.