What is the Greatest Common Factor of 3085 and 3100?

Greatest common factor (GCF) of 3085 and 3100 is 5.

GCF(3085,3100) = 5

We will now calculate the prime factors of 3085 and 3100, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3085 and 3100.

How to find the GCF of 3085 and 3100?

We will first find the prime factorization of 3085 and 3100. After we will calculate the factors of 3085 and 3100 and find the biggest common factor number .

Step-1: Prime Factorization of 3085

Prime factors of 3085 are 5, 617. Prime factorization of 3085 in exponential form is:

3085 = 5¹ × 617¹

Step-2: Prime Factorization of 3100

Prime factors of 3100 are 2, 5, 31. Prime factorization of 3100 in exponential form is:

3100 = 2² × 5² × 31¹

Step-3: Factors of 3085

List of positive integer factors of 3085 that divides 3085 without a remainder.

1, 5, 617

Step-4: Factors of 3100

List of positive integer factors of 3100 that divides 3085 without a remainder.

1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3085 and 3100. The biggest common factor number is the GCF number.
So the greatest common factor 3085 and 3100 is 5.

Also check out the Least Common Multiple of 3085 and 3100