What is the Greatest Common Factor of 42484 and 42503?

Greatest common factor (GCF) of 42484 and 42503 is 19.

GCF(42484,42503) = 19

We will now calculate the prime factors of 42484 and 42503, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42484 and 42503.

How to find the GCF of 42484 and 42503?

We will first find the prime factorization of 42484 and 42503. After we will calculate the factors of 42484 and 42503 and find the biggest common factor number .

Step-1: Prime Factorization of 42484

Prime factors of 42484 are 2, 13, 19, 43. Prime factorization of 42484 in exponential form is:

42484 = 2² × 13¹ × 19¹ × 43¹

Step-2: Prime Factorization of 42503

Prime factors of 42503 are 19, 2237. Prime factorization of 42503 in exponential form is:

42503 = 19¹ × 2237¹

Step-3: Factors of 42484

List of positive integer factors of 42484 that divides 42484 without a remainder.

1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 817, 988, 1118, 1634, 2236, 3268, 10621, 21242

Step-4: Factors of 42503

List of positive integer factors of 42503 that divides 42484 without a remainder.

1, 19, 2237

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42484 and 42503. The biggest common factor number is the GCF number.
So the greatest common factor 42484 and 42503 is 19.

Also check out the Least Common Multiple of 42484 and 42503