What is the Greatest Common Factor of 55040 and 55060?

Greatest common factor (GCF) of 55040 and 55060 is 20.

GCF(55040,55060) = 20

We will now calculate the prime factors of 55040 and 55060, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55040 and 55060.

How to find the GCF of 55040 and 55060?

We will first find the prime factorization of 55040 and 55060. After we will calculate the factors of 55040 and 55060 and find the biggest common factor number .

Step-1: Prime Factorization of 55040

Prime factors of 55040 are 2, 5, 43. Prime factorization of 55040 in exponential form is:

55040 = 2⁸ × 5¹ × 43¹

Step-2: Prime Factorization of 55060

Prime factors of 55060 are 2, 5, 2753. Prime factorization of 55060 in exponential form is:

55060 = 2² × 5¹ × 2753¹

Step-3: Factors of 55040

List of positive integer factors of 55040 that divides 55040 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 640, 688, 860, 1280, 1376, 1720, 2752, 3440, 5504, 6880, 11008, 13760, 27520

Step-4: Factors of 55060

List of positive integer factors of 55060 that divides 55040 without a remainder.

1, 2, 4, 5, 10, 20, 2753, 5506, 11012, 13765, 27530

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55040 and 55060. The biggest common factor number is the GCF number.
So the greatest common factor 55040 and 55060 is 20.

Also check out the Least Common Multiple of 55040 and 55060