What is the Greatest Common Factor of 4780 and 4789?

Greatest common factor (GCF) of 4780 and 4789 is 1.

GCF(4780,4789) = 1

We will now calculate the prime factors of 4780 and 4789, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4780 and 4789.

How to find the GCF of 4780 and 4789?

We will first find the prime factorization of 4780 and 4789. After we will calculate the factors of 4780 and 4789 and find the biggest common factor number .

Step-1: Prime Factorization of 4780

Prime factors of 4780 are 2, 5, 239. Prime factorization of 4780 in exponential form is:

4780 = 2² × 5¹ × 239¹

Step-2: Prime Factorization of 4789

Prime factors of 4789 are 4789. Prime factorization of 4789 in exponential form is:

4789 = 4789¹

Step-3: Factors of 4780

List of positive integer factors of 4780 that divides 4780 without a remainder.

1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390

Step-4: Factors of 4789

List of positive integer factors of 4789 that divides 4780 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4780 and 4789. The biggest common factor number is the GCF number.
So the greatest common factor 4780 and 4789 is 1.

Also check out the Least Common Multiple of 4780 and 4789