What is the Greatest Common Factor of 47475 and 47481?

Greatest common factor (GCF) of 47475 and 47481 is 3.

GCF(47475,47481) = 3

We will now calculate the prime factors of 47475 and 47481, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47475 and 47481.

How to find the GCF of 47475 and 47481?

We will first find the prime factorization of 47475 and 47481. After we will calculate the factors of 47475 and 47481 and find the biggest common factor number .

Step-1: Prime Factorization of 47475

Prime factors of 47475 are 3, 5, 211. Prime factorization of 47475 in exponential form is:

47475 = 3² × 5² × 211¹

Step-2: Prime Factorization of 47481

Prime factors of 47481 are 3, 7, 17, 19. Prime factorization of 47481 in exponential form is:

47481 = 3¹ × 7² × 17¹ × 19¹

Step-3: Factors of 47475

List of positive integer factors of 47475 that divides 47475 without a remainder.

1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1899, 3165, 5275, 9495, 15825

Step-4: Factors of 47481

List of positive integer factors of 47481 that divides 47475 without a remainder.

1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 2261, 2499, 2793, 6783, 15827

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47475 and 47481. The biggest common factor number is the GCF number.
So the greatest common factor 47475 and 47481 is 3.

Also check out the Least Common Multiple of 47475 and 47481