What is the Greatest Common Factor of 78100 and 78104?

Greatest common factor (GCF) of 78100 and 78104 is 4.

GCF(78100,78104) = 4

We will now calculate the prime factors of 78100 and 78104, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78100 and 78104.

How to find the GCF of 78100 and 78104?

We will first find the prime factorization of 78100 and 78104. After we will calculate the factors of 78100 and 78104 and find the biggest common factor number .

Step-1: Prime Factorization of 78100

Prime factors of 78100 are 2, 5, 11, 71. Prime factorization of 78100 in exponential form is:

78100 = 2² × 5² × 11¹ × 71¹

Step-2: Prime Factorization of 78104

Prime factors of 78104 are 2, 13, 751. Prime factorization of 78104 in exponential form is:

78104 = 2³ × 13¹ × 751¹

Step-3: Factors of 78100

List of positive integer factors of 78100 that divides 78100 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 220, 275, 284, 355, 550, 710, 781, 1100, 1420, 1562, 1775, 3124, 3550, 3905, 7100, 7810, 15620, 19525, 39050

Step-4: Factors of 78104

List of positive integer factors of 78104 that divides 78100 without a remainder.

1, 2, 4, 8, 13, 26, 52, 104, 751, 1502, 3004, 6008, 9763, 19526, 39052

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78100 and 78104. The biggest common factor number is the GCF number.
So the greatest common factor 78100 and 78104 is 4.

Also check out the Least Common Multiple of 78100 and 78104