What is the Greatest Common Factor of 9155 and 9170?

Greatest common factor (GCF) of 9155 and 9170 is 5.

GCF(9155,9170) = 5

We will now calculate the prime factors of 9155 and 9170, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9155 and 9170.

How to find the GCF of 9155 and 9170?

We will first find the prime factorization of 9155 and 9170. After we will calculate the factors of 9155 and 9170 and find the biggest common factor number .

Step-1: Prime Factorization of 9155

Prime factors of 9155 are 5, 1831. Prime factorization of 9155 in exponential form is:

9155 = 5¹ × 1831¹

Step-2: Prime Factorization of 9170

Prime factors of 9170 are 2, 5, 7, 131. Prime factorization of 9170 in exponential form is:

9170 = 2¹ × 5¹ × 7¹ × 131¹

Step-3: Factors of 9155

List of positive integer factors of 9155 that divides 9155 without a remainder.

1, 5, 1831

Step-4: Factors of 9170

List of positive integer factors of 9170 that divides 9155 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9155 and 9170. The biggest common factor number is the GCF number.
So the greatest common factor 9155 and 9170 is 5.

Also check out the Least Common Multiple of 9155 and 9170