What is the Greatest Common Factor of 72520 and 72530?

Greatest common factor (GCF) of 72520 and 72530 is 10.

GCF(72520,72530) = 10

We will now calculate the prime factors of 72520 and 72530, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72520 and 72530.

How to find the GCF of 72520 and 72530?

We will first find the prime factorization of 72520 and 72530. After we will calculate the factors of 72520 and 72530 and find the biggest common factor number .

Step-1: Prime Factorization of 72520

Prime factors of 72520 are 2, 5, 7, 37. Prime factorization of 72520 in exponential form is:

72520 = 2³ × 5¹ × 7² × 37¹

Step-2: Prime Factorization of 72530

Prime factors of 72530 are 2, 5, 7253. Prime factorization of 72530 in exponential form is:

72530 = 2¹ × 5¹ × 7253¹

Step-3: Factors of 72520

List of positive integer factors of 72520 that divides 72520 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 980, 1036, 1295, 1480, 1813, 1960, 2072, 2590, 3626, 5180, 7252, 9065, 10360, 14504, 18130, 36260

Step-4: Factors of 72530

List of positive integer factors of 72530 that divides 72520 without a remainder.

1, 2, 5, 10, 7253, 14506, 36265

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72520 and 72530. The biggest common factor number is the GCF number.
So the greatest common factor 72520 and 72530 is 10.

Also check out the Least Common Multiple of 72520 and 72530