What is the Greatest Common Factor of 4420 and 4427?

Greatest common factor (GCF) of 4420 and 4427 is 1.

GCF(4420,4427) = 1

We will now calculate the prime factors of 4420 and 4427, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4420 and 4427.

How to find the GCF of 4420 and 4427?

We will first find the prime factorization of 4420 and 4427. After we will calculate the factors of 4420 and 4427 and find the biggest common factor number .

Step-1: Prime Factorization of 4420

Prime factors of 4420 are 2, 5, 13, 17. Prime factorization of 4420 in exponential form is:

4420 = 2² × 5¹ × 13¹ × 17¹

Step-2: Prime Factorization of 4427

Prime factors of 4427 are 19, 233. Prime factorization of 4427 in exponential form is:

4427 = 19¹ × 233¹

Step-3: Factors of 4420

List of positive integer factors of 4420 that divides 4420 without a remainder.

1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210

Step-4: Factors of 4427

List of positive integer factors of 4427 that divides 4420 without a remainder.

1, 19, 233

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4420 and 4427. The biggest common factor number is the GCF number.
So the greatest common factor 4420 and 4427 is 1.

Also check out the Least Common Multiple of 4420 and 4427