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What is the Greatest Common Factor of 548 and 553?

Greatest common factor (GCF) of 548 and 553 is 1.

GCF(548,553) = 1

We will now calculate the prime factors of 548 and 553, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 548 and 553.

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How to find the GCF of 548 and 553?

We will first find the prime factorization of 548 and 553. After we will calculate the factors of 548 and 553 and find the biggest common factor number .

Step-1: Prime Factorization of 548

Prime factors of 548 are 2, 137. Prime factorization of 548 in exponential form is:

548 = 22 × 1371

Step-2: Prime Factorization of 553

Prime factors of 553 are 7, 79. Prime factorization of 553 in exponential form is:

553 = 71 × 791

Step-3: Factors of 548

List of positive integer factors of 548 that divides 548 without a remainder.

1, 2, 4, 137, 274

Step-4: Factors of 553

List of positive integer factors of 553 that divides 548 without a remainder.

1, 7, 79

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 548 and 553. The biggest common factor number is the GCF number.
So the greatest common factor 548 and 553 is 1.

Also check out the Least Common Multiple of 548 and 553