What is the Greatest Common Factor of 15471 and 15477?

Greatest common factor (GCF) of 15471 and 15477 is 3.

GCF(15471,15477) = 3

We will now calculate the prime factors of 15471 and 15477, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15471 and 15477.

How to find the GCF of 15471 and 15477?

We will first find the prime factorization of 15471 and 15477. After we will calculate the factors of 15471 and 15477 and find the biggest common factor number .

Step-1: Prime Factorization of 15471

Prime factors of 15471 are 3, 191. Prime factorization of 15471 in exponential form is:

15471 = 3⁴ × 191¹

Step-2: Prime Factorization of 15477

Prime factors of 15477 are 3, 7, 11, 67. Prime factorization of 15477 in exponential form is:

15477 = 3¹ × 7¹ × 11¹ × 67¹

Step-3: Factors of 15471

List of positive integer factors of 15471 that divides 15471 without a remainder.

1, 3, 9, 27, 81, 191, 573, 1719, 5157

Step-4: Factors of 15477

List of positive integer factors of 15477 that divides 15471 without a remainder.

1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 5159

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15471 and 15477. The biggest common factor number is the GCF number.
So the greatest common factor 15471 and 15477 is 3.

Also check out the Least Common Multiple of 15471 and 15477