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What is the Greatest Common Factor of 66242 and 66253?

Greatest common factor (GCF) of 66242 and 66253 is 11.

GCF(66242,66253) = 11

We will now calculate the prime factors of 66242 and 66253, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66242 and 66253.

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How to find the GCF of 66242 and 66253?

We will first find the prime factorization of 66242 and 66253. After we will calculate the factors of 66242 and 66253 and find the biggest common factor number .

Step-1: Prime Factorization of 66242

Prime factors of 66242 are 2, 11, 3011. Prime factorization of 66242 in exponential form is:

66242 = 21 × 111 × 30111

Step-2: Prime Factorization of 66253

Prime factors of 66253 are 11, 19, 317. Prime factorization of 66253 in exponential form is:

66253 = 111 × 191 × 3171

Step-3: Factors of 66242

List of positive integer factors of 66242 that divides 66242 without a remainder.

1, 2, 11, 22, 3011, 6022, 33121

Step-4: Factors of 66253

List of positive integer factors of 66253 that divides 66242 without a remainder.

1, 11, 19, 209, 317, 3487, 6023

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66242 and 66253. The biggest common factor number is the GCF number.
So the greatest common factor 66242 and 66253 is 11.

Also check out the Least Common Multiple of 66242 and 66253