What is the Greatest Common Factor of 73220 and 73228?

Greatest common factor (GCF) of 73220 and 73228 is 4.

GCF(73220,73228) = 4

We will now calculate the prime factors of 73220 and 73228, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 73220 and 73228.

How to find the GCF of 73220 and 73228?

We will first find the prime factorization of 73220 and 73228. After we will calculate the factors of 73220 and 73228 and find the biggest common factor number .

Step-1: Prime Factorization of 73220

Prime factors of 73220 are 2, 5, 7, 523. Prime factorization of 73220 in exponential form is:

73220 = 2² × 5¹ × 7¹ × 523¹

Step-2: Prime Factorization of 73228

Prime factors of 73228 are 2, 18307. Prime factorization of 73228 in exponential form is:

73228 = 2² × 18307¹

Step-3: Factors of 73220

List of positive integer factors of 73220 that divides 73220 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2615, 3661, 5230, 7322, 10460, 14644, 18305, 36610

Step-4: Factors of 73228

List of positive integer factors of 73228 that divides 73220 without a remainder.

1, 2, 4, 18307, 36614

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 73220 and 73228. The biggest common factor number is the GCF number.
So the greatest common factor 73220 and 73228 is 4.

Also check out the Least Common Multiple of 73220 and 73228