What is the Greatest Common Factor of 7100 and 7115?

Greatest common factor (GCF) of 7100 and 7115 is 5.

GCF(7100,7115) = 5

We will now calculate the prime factors of 7100 and 7115, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7100 and 7115.

How to find the GCF of 7100 and 7115?

We will first find the prime factorization of 7100 and 7115. After we will calculate the factors of 7100 and 7115 and find the biggest common factor number .

Step-1: Prime Factorization of 7100

Prime factors of 7100 are 2, 5, 71. Prime factorization of 7100 in exponential form is:

7100 = 2² × 5² × 71¹

Step-2: Prime Factorization of 7115

Prime factors of 7115 are 5, 1423. Prime factorization of 7115 in exponential form is:

7115 = 5¹ × 1423¹

Step-3: Factors of 7100

List of positive integer factors of 7100 that divides 7100 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550

Step-4: Factors of 7115

List of positive integer factors of 7115 that divides 7100 without a remainder.

1, 5, 1423

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7100 and 7115. The biggest common factor number is the GCF number.
So the greatest common factor 7100 and 7115 is 5.

Also check out the Least Common Multiple of 7100 and 7115