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What is the Greatest Common Factor of 481 and 497?

Greatest common factor (GCF) of 481 and 497 is 1.

GCF(481,497) = 1

We will now calculate the prime factors of 481 and 497, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 481 and 497.

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How to find the GCF of 481 and 497?

We will first find the prime factorization of 481 and 497. After we will calculate the factors of 481 and 497 and find the biggest common factor number .

Step-1: Prime Factorization of 481

Prime factors of 481 are 13, 37. Prime factorization of 481 in exponential form is:

481 = 131 × 371

Step-2: Prime Factorization of 497

Prime factors of 497 are 7, 71. Prime factorization of 497 in exponential form is:

497 = 71 × 711

Step-3: Factors of 481

List of positive integer factors of 481 that divides 481 without a remainder.

1, 13, 37

Step-4: Factors of 497

List of positive integer factors of 497 that divides 481 without a remainder.

1, 7, 71

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 481 and 497. The biggest common factor number is the GCF number.
So the greatest common factor 481 and 497 is 1.

Also check out the Least Common Multiple of 481 and 497