What is the Greatest Common Factor of 53220 and 53240?

Greatest common factor (GCF) of 53220 and 53240 is 20.

GCF(53220,53240) = 20

We will now calculate the prime factors of 53220 and 53240, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 53220 and 53240.

How to find the GCF of 53220 and 53240?

We will first find the prime factorization of 53220 and 53240. After we will calculate the factors of 53220 and 53240 and find the biggest common factor number .

Step-1: Prime Factorization of 53220

Prime factors of 53220 are 2, 3, 5, 887. Prime factorization of 53220 in exponential form is:

53220 = 2² × 3¹ × 5¹ × 887¹

Step-2: Prime Factorization of 53240

Prime factors of 53240 are 2, 5, 11. Prime factorization of 53240 in exponential form is:

53240 = 2³ × 5¹ × 11³

Step-3: Factors of 53220

List of positive integer factors of 53220 that divides 53220 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 887, 1774, 2661, 3548, 4435, 5322, 8870, 10644, 13305, 17740, 26610

Step-4: Factors of 53240

List of positive integer factors of 53240 that divides 53220 without a remainder.

1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1331, 2420, 2662, 4840, 5324, 6655, 10648, 13310, 26620

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 53220 and 53240. The biggest common factor number is the GCF number.
So the greatest common factor 53220 and 53240 is 20.

Also check out the Least Common Multiple of 53220 and 53240