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What is the Greatest Common Factor of 75 and 82?

Greatest common factor (GCF) of 75 and 82 is 1.

GCF(75,82) = 1

We will now calculate the prime factors of 75 and 82, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75 and 82.

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How to find the GCF of 75 and 82?

We will first find the prime factorization of 75 and 82. After we will calculate the factors of 75 and 82 and find the biggest common factor number .

Step-1: Prime Factorization of 75

Prime factors of 75 are 3, 5. Prime factorization of 75 in exponential form is:

75 = 31 × 52

Step-2: Prime Factorization of 82

Prime factors of 82 are 2, 41. Prime factorization of 82 in exponential form is:

82 = 21 × 411

Step-3: Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1, 3, 5, 15, 25

Step-4: Factors of 82

List of positive integer factors of 82 that divides 75 without a remainder.

1, 2, 41

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75 and 82. The biggest common factor number is the GCF number.
So the greatest common factor 75 and 82 is 1.

Also check out the Least Common Multiple of 75 and 82

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