Greatest Common Factor of 976 and 170
GCF(976, 170) = 2, Greatest common factor of 976 and 170 is 2. Greatest Common Factor or Greatest Common Divisor of two numbers is the largest integer by which both the numbers can be divided. There are two different methods to calculate Greatest Common Factor of 976 and 170. Greatest Common Factor by prime factorization method and Greatest Common Factor by matching factors method.
Greatest Common Factor of 976 and 170 by prime factorization method
We will first find the prime factorization of 976 and 170.
Prime Factorization of 976 is 1, 2, 2, 2, 2, 61 and Prime Factorization of 170 is 1, 2, 5, 17.
- Factorize\( (976) = \) \(1\times 2\times 2\times 2\times 2\times 61\)
- Factorize\( (170) = \) \(1\times 2\times 5\times 17\)
Now we need to find any which are common for each number (1, 2) and multiply these numbers together.
\(GCF(976, 170) = 1\times 2 = 2\).
Greatest Common Factor of 976 and 170 by matching factors method
List of positive integers factors of 976 leaving a remainder zero is 1, 2, 4, 8, 16, 61, 122, 244, 488, 976
List of positive integers factors of 170 leaving a remainder zero is 1, 2, 5, 10, 17, 34, 85, 170
As you can see, 2 is the greatest and common number that 976 and 170 divides into.
So the greatest common factor 976 and 170 is 2.
\(GCF(976, 170) = 2\).
If you want to learn more about greatest common divisor, take a look at the Wikipedia page.
