What is the Greatest Common Factor of 20938 and 20952?

Greatest common factor (GCF) of 20938 and 20952 is 2.

GCF(20938,20952) = 2

We will now calculate the prime factors of 20938 and 20952, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20938 and 20952.

How to find the GCF of 20938 and 20952?

We will first find the prime factorization of 20938 and 20952. After we will calculate the factors of 20938 and 20952 and find the biggest common factor number .

Step-1: Prime Factorization of 20938

Prime factors of 20938 are 2, 19, 29. Prime factorization of 20938 in exponential form is:

20938 = 2¹ × 19² × 29¹

Step-2: Prime Factorization of 20952

Prime factors of 20952 are 2, 3, 97. Prime factorization of 20952 in exponential form is:

20952 = 2³ × 3³ × 97¹

Step-3: Factors of 20938

List of positive integer factors of 20938 that divides 20938 without a remainder.

1, 2, 19, 29, 38, 58, 361, 551, 722, 1102, 10469

Step-4: Factors of 20952

List of positive integer factors of 20952 that divides 20938 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 97, 108, 194, 216, 291, 388, 582, 776, 873, 1164, 1746, 2328, 2619, 3492, 5238, 6984, 10476

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20938 and 20952. The biggest common factor number is the GCF number.
So the greatest common factor 20938 and 20952 is 2.

Also check out the Least Common Multiple of 20938 and 20952