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What is the Greatest Common Factor of 43 and 48?

Greatest common factor (GCF) of 43 and 48 is 1.

GCF(43,48) = 1

We will now calculate the prime factors of 43 and 48, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43 and 48.

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How to find the GCF of 43 and 48?

We will first find the prime factorization of 43 and 48. After we will calculate the factors of 43 and 48 and find the biggest common factor number .

Step-1: Prime Factorization of 43

Prime factors of 43 are 43. Prime factorization of 43 in exponential form is:

43 = 431

Step-2: Prime Factorization of 48

Prime factors of 48 are 2, 3. Prime factorization of 48 in exponential form is:

48 = 24 × 31

Step-3: Factors of 43

List of positive integer factors of 43 that divides 43 without a remainder.

1

Step-4: Factors of 48

List of positive integer factors of 48 that divides 43 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43 and 48. The biggest common factor number is the GCF number.
So the greatest common factor 43 and 48 is 1.

Also check out the Least Common Multiple of 43 and 48

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