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What is the Greatest Common Factor of 27221 and 27228?

Greatest common factor (GCF) of 27221 and 27228 is 1.

GCF(27221,27228) = 1

We will now calculate the prime factors of 27221 and 27228, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27221 and 27228.

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How to find the GCF of 27221 and 27228?

We will first find the prime factorization of 27221 and 27228. After we will calculate the factors of 27221 and 27228 and find the biggest common factor number .

Step-1: Prime Factorization of 27221

Prime factors of 27221 are 163, 167. Prime factorization of 27221 in exponential form is:

27221 = 1631 × 1671

Step-2: Prime Factorization of 27228

Prime factors of 27228 are 2, 3, 2269. Prime factorization of 27228 in exponential form is:

27228 = 22 × 31 × 22691

Step-3: Factors of 27221

List of positive integer factors of 27221 that divides 27221 without a remainder.

1, 163, 167

Step-4: Factors of 27228

List of positive integer factors of 27228 that divides 27221 without a remainder.

1, 2, 3, 4, 6, 12, 2269, 4538, 6807, 9076, 13614

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27221 and 27228. The biggest common factor number is the GCF number.
So the greatest common factor 27221 and 27228 is 1.

Also check out the Least Common Multiple of 27221 and 27228