What is the Greatest Common Factor of 22390 and 22400?

Greatest common factor (GCF) of 22390 and 22400 is 10.

GCF(22390,22400) = 10

We will now calculate the prime factors of 22390 and 22400, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 22390 and 22400.

How to find the GCF of 22390 and 22400?

We will first find the prime factorization of 22390 and 22400. After we will calculate the factors of 22390 and 22400 and find the biggest common factor number .

Step-1: Prime Factorization of 22390

Prime factors of 22390 are 2, 5, 2239. Prime factorization of 22390 in exponential form is:

22390 = 2¹ × 5¹ × 2239¹

Step-2: Prime Factorization of 22400

Prime factors of 22400 are 2, 5, 7. Prime factorization of 22400 in exponential form is:

22400 = 2⁷ × 5² × 7¹

Step-3: Factors of 22390

List of positive integer factors of 22390 that divides 22390 without a remainder.

1, 2, 5, 10, 2239, 4478, 11195

Step-4: Factors of 22400

List of positive integer factors of 22400 that divides 22390 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 1120, 1400, 1600, 2240, 2800, 3200, 4480, 5600, 11200

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 22390 and 22400. The biggest common factor number is the GCF number.
So the greatest common factor 22390 and 22400 is 10.

Also check out the Least Common Multiple of 22390 and 22400