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What is the Greatest Common Factor of 7220 and 7226?

Greatest common factor (GCF) of 7220 and 7226 is 2.

GCF(7220,7226) = 2

We will now calculate the prime factors of 7220 and 7226, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7220 and 7226.

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How to find the GCF of 7220 and 7226?

We will first find the prime factorization of 7220 and 7226. After we will calculate the factors of 7220 and 7226 and find the biggest common factor number .

Step-1: Prime Factorization of 7220

Prime factors of 7220 are 2, 5, 19. Prime factorization of 7220 in exponential form is:

7220 = 22 × 51 × 192

Step-2: Prime Factorization of 7226

Prime factors of 7226 are 2, 3613. Prime factorization of 7226 in exponential form is:

7226 = 21 × 36131

Step-3: Factors of 7220

List of positive integer factors of 7220 that divides 7220 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610

Step-4: Factors of 7226

List of positive integer factors of 7226 that divides 7220 without a remainder.

1, 2, 3613

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7220 and 7226. The biggest common factor number is the GCF number.
So the greatest common factor 7220 and 7226 is 2.

Also check out the Least Common Multiple of 7220 and 7226