What is the Greatest Common Factor of 73520 and 73540?

Greatest common factor (GCF) of 73520 and 73540 is 20.

GCF(73520,73540) = 20

We will now calculate the prime factors of 73520 and 73540, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 73520 and 73540.

How to find the GCF of 73520 and 73540?

We will first find the prime factorization of 73520 and 73540. After we will calculate the factors of 73520 and 73540 and find the biggest common factor number .

Step-1: Prime Factorization of 73520

Prime factors of 73520 are 2, 5, 919. Prime factorization of 73520 in exponential form is:

73520 = 2⁴ × 5¹ × 919¹

Step-2: Prime Factorization of 73540

Prime factors of 73540 are 2, 5, 3677. Prime factorization of 73540 in exponential form is:

73540 = 2² × 5¹ × 3677¹

Step-3: Factors of 73520

List of positive integer factors of 73520 that divides 73520 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 919, 1838, 3676, 4595, 7352, 9190, 14704, 18380, 36760

Step-4: Factors of 73540

List of positive integer factors of 73540 that divides 73520 without a remainder.

1, 2, 4, 5, 10, 20, 3677, 7354, 14708, 18385, 36770

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 73520 and 73540. The biggest common factor number is the GCF number.
So the greatest common factor 73520 and 73540 is 20.

Also check out the Least Common Multiple of 73520 and 73540