What is the Greatest Common Factor of 33128 and 33138?

Greatest common factor (GCF) of 33128 and 33138 is 2.

GCF(33128,33138) = 2

We will now calculate the prime factors of 33128 and 33138, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33128 and 33138.

How to find the GCF of 33128 and 33138?

We will first find the prime factorization of 33128 and 33138. After we will calculate the factors of 33128 and 33138 and find the biggest common factor number .

Step-1: Prime Factorization of 33128

Prime factors of 33128 are 2, 41, 101. Prime factorization of 33128 in exponential form is:

33128 = 2³ × 41¹ × 101¹

Step-2: Prime Factorization of 33138

Prime factors of 33138 are 2, 3, 7, 263. Prime factorization of 33138 in exponential form is:

33138 = 2¹ × 3² × 7¹ × 263¹

Step-3: Factors of 33128

List of positive integer factors of 33128 that divides 33128 without a remainder.

1, 2, 4, 8, 41, 82, 101, 164, 202, 328, 404, 808, 4141, 8282, 16564

Step-4: Factors of 33138

List of positive integer factors of 33138 that divides 33128 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 263, 526, 789, 1578, 1841, 2367, 3682, 4734, 5523, 11046, 16569

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33128 and 33138. The biggest common factor number is the GCF number.
So the greatest common factor 33128 and 33138 is 2.

Also check out the Least Common Multiple of 33128 and 33138