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What is the Greatest Common Factor of 84155 and 84172?

Greatest common factor (GCF) of 84155 and 84172 is 1.

GCF(84155,84172) = 1

We will now calculate the prime factors of 84155 and 84172, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84155 and 84172.

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How to find the GCF of 84155 and 84172?

We will first find the prime factorization of 84155 and 84172. After we will calculate the factors of 84155 and 84172 and find the biggest common factor number .

Step-1: Prime Factorization of 84155

Prime factors of 84155 are 5, 16831. Prime factorization of 84155 in exponential form is:

84155 = 51 × 168311

Step-2: Prime Factorization of 84172

Prime factors of 84172 are 2, 11, 1913. Prime factorization of 84172 in exponential form is:

84172 = 22 × 111 × 19131

Step-3: Factors of 84155

List of positive integer factors of 84155 that divides 84155 without a remainder.

1, 5, 16831

Step-4: Factors of 84172

List of positive integer factors of 84172 that divides 84155 without a remainder.

1, 2, 4, 11, 22, 44, 1913, 3826, 7652, 21043, 42086

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84155 and 84172. The biggest common factor number is the GCF number.
So the greatest common factor 84155 and 84172 is 1.

Also check out the Least Common Multiple of 84155 and 84172