What is the Greatest Common Factor of 33505 and 33520?

Greatest common factor (GCF) of 33505 and 33520 is 5.

GCF(33505,33520) = 5

We will now calculate the prime factors of 33505 and 33520, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33505 and 33520.

How to find the GCF of 33505 and 33520?

We will first find the prime factorization of 33505 and 33520. After we will calculate the factors of 33505 and 33520 and find the biggest common factor number .

Step-1: Prime Factorization of 33505

Prime factors of 33505 are 5, 6701. Prime factorization of 33505 in exponential form is:

33505 = 5¹ × 6701¹

Step-2: Prime Factorization of 33520

Prime factors of 33520 are 2, 5, 419. Prime factorization of 33520 in exponential form is:

33520 = 2⁴ × 5¹ × 419¹

Step-3: Factors of 33505

List of positive integer factors of 33505 that divides 33505 without a remainder.

1, 5, 6701

Step-4: Factors of 33520

List of positive integer factors of 33520 that divides 33505 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 3352, 4190, 6704, 8380, 16760

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33505 and 33520. The biggest common factor number is the GCF number.
So the greatest common factor 33505 and 33520 is 5.

Also check out the Least Common Multiple of 33505 and 33520