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What is the Greatest Common Factor of 249 and 262?

Greatest common factor (GCF) of 249 and 262 is 1.

GCF(249,262) = 1

We will now calculate the prime factors of 249 and 262, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 249 and 262.

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How to find the GCF of 249 and 262?

We will first find the prime factorization of 249 and 262. After we will calculate the factors of 249 and 262 and find the biggest common factor number .

Step-1: Prime Factorization of 249

Prime factors of 249 are 3, 83. Prime factorization of 249 in exponential form is:

249 = 31 × 831

Step-2: Prime Factorization of 262

Prime factors of 262 are 2, 131. Prime factorization of 262 in exponential form is:

262 = 21 × 1311

Step-3: Factors of 249

List of positive integer factors of 249 that divides 249 without a remainder.

1, 3, 83

Step-4: Factors of 262

List of positive integer factors of 262 that divides 249 without a remainder.

1, 2, 131

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 249 and 262. The biggest common factor number is the GCF number.
So the greatest common factor 249 and 262 is 1.

Also check out the Least Common Multiple of 249 and 262