What is the Greatest Common Factor of 4700 and 4720?

Greatest common factor (GCF) of 4700 and 4720 is 20.

GCF(4700,4720) = 20

We will now calculate the prime factors of 4700 and 4720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4700 and 4720.

How to find the GCF of 4700 and 4720?

We will first find the prime factorization of 4700 and 4720. After we will calculate the factors of 4700 and 4720 and find the biggest common factor number .

Step-1: Prime Factorization of 4700

Prime factors of 4700 are 2, 5, 47. Prime factorization of 4700 in exponential form is:

4700 = 2² × 5² × 47¹

Step-2: Prime Factorization of 4720

Prime factors of 4720 are 2, 5, 59. Prime factorization of 4720 in exponential form is:

4720 = 2⁴ × 5¹ × 59¹

Step-3: Factors of 4700

List of positive integer factors of 4700 that divides 4700 without a remainder.

1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350

Step-4: Factors of 4720

List of positive integer factors of 4720 that divides 4700 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4700 and 4720. The biggest common factor number is the GCF number.
So the greatest common factor 4700 and 4720 is 20.

Also check out the Least Common Multiple of 4700 and 4720