What is the Greatest Common Factor of 47152 and 47172?

Greatest common factor (GCF) of 47152 and 47172 is 4.

GCF(47152,47172) = 4

We will now calculate the prime factors of 47152 and 47172, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47152 and 47172.

How to find the GCF of 47152 and 47172?

We will first find the prime factorization of 47152 and 47172. After we will calculate the factors of 47152 and 47172 and find the biggest common factor number .

Step-1: Prime Factorization of 47152

Prime factors of 47152 are 2, 7, 421. Prime factorization of 47152 in exponential form is:

47152 = 2⁴ × 7¹ × 421¹

Step-2: Prime Factorization of 47172

Prime factors of 47172 are 2, 3, 3931. Prime factorization of 47172 in exponential form is:

47172 = 2² × 3¹ × 3931¹

Step-3: Factors of 47152

List of positive integer factors of 47152 that divides 47152 without a remainder.

1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 842, 1684, 2947, 3368, 5894, 6736, 11788, 23576

Step-4: Factors of 47172

List of positive integer factors of 47172 that divides 47152 without a remainder.

1, 2, 3, 4, 6, 12, 3931, 7862, 11793, 15724, 23586

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47152 and 47172. The biggest common factor number is the GCF number.
So the greatest common factor 47152 and 47172 is 4.

Also check out the Least Common Multiple of 47152 and 47172