What is the Greatest Common Factor of 7280 and 7300?

Greatest common factor (GCF) of 7280 and 7300 is 20.

GCF(7280,7300) = 20

We will now calculate the prime factors of 7280 and 7300, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7280 and 7300.

How to find the GCF of 7280 and 7300?

We will first find the prime factorization of 7280 and 7300. After we will calculate the factors of 7280 and 7300 and find the biggest common factor number .

Step-1: Prime Factorization of 7280

Prime factors of 7280 are 2, 5, 7, 13. Prime factorization of 7280 in exponential form is:

7280 = 2⁴ × 5¹ × 7¹ × 13¹

Step-2: Prime Factorization of 7300

Prime factors of 7300 are 2, 5, 73. Prime factorization of 7300 in exponential form is:

7300 = 2² × 5² × 73¹

Step-3: Factors of 7280

List of positive integer factors of 7280 that divides 7280 without a remainder.

1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640

Step-4: Factors of 7300

List of positive integer factors of 7300 that divides 7280 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7280 and 7300. The biggest common factor number is the GCF number.
So the greatest common factor 7280 and 7300 is 20.

Also check out the Least Common Multiple of 7280 and 7300