What is the Greatest Common Factor of 33885 and 33905?

Greatest common factor (GCF) of 33885 and 33905 is 5.

GCF(33885,33905) = 5

We will now calculate the prime factors of 33885 and 33905, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33885 and 33905.

How to find the GCF of 33885 and 33905?

We will first find the prime factorization of 33885 and 33905. After we will calculate the factors of 33885 and 33905 and find the biggest common factor number .

Step-1: Prime Factorization of 33885

Prime factors of 33885 are 3, 5, 251. Prime factorization of 33885 in exponential form is:

33885 = 3³ × 5¹ × 251¹

Step-2: Prime Factorization of 33905

Prime factors of 33905 are 5, 6781. Prime factorization of 33905 in exponential form is:

33905 = 5¹ × 6781¹

Step-3: Factors of 33885

List of positive integer factors of 33885 that divides 33885 without a remainder.

1, 3, 5, 9, 15, 27, 45, 135, 251, 753, 1255, 2259, 3765, 6777, 11295

Step-4: Factors of 33905

List of positive integer factors of 33905 that divides 33885 without a remainder.

1, 5, 6781

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33885 and 33905. The biggest common factor number is the GCF number.
So the greatest common factor 33885 and 33905 is 5.

Also check out the Least Common Multiple of 33885 and 33905