What is the Greatest Common Factor of 3500 and 3515?

Greatest common factor (GCF) of 3500 and 3515 is 5.

GCF(3500,3515) = 5

We will now calculate the prime factors of 3500 and 3515, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3500 and 3515.

How to find the GCF of 3500 and 3515?

We will first find the prime factorization of 3500 and 3515. After we will calculate the factors of 3500 and 3515 and find the biggest common factor number .

Step-1: Prime Factorization of 3500

Prime factors of 3500 are 2, 5, 7. Prime factorization of 3500 in exponential form is:

3500 = 2² × 5³ × 7¹

Step-2: Prime Factorization of 3515

Prime factors of 3515 are 5, 19, 37. Prime factorization of 3515 in exponential form is:

3515 = 5¹ × 19¹ × 37¹

Step-3: Factors of 3500

List of positive integer factors of 3500 that divides 3500 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750

Step-4: Factors of 3515

List of positive integer factors of 3515 that divides 3500 without a remainder.

1, 5, 19, 37, 95, 185, 703

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3500 and 3515. The biggest common factor number is the GCF number.
So the greatest common factor 3500 and 3515 is 5.

Also check out the Least Common Multiple of 3500 and 3515