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What is the Greatest Common Factor of 17905 and 17925?

Greatest common factor (GCF) of 17905 and 17925 is 5.

GCF(17905,17925) = 5

We will now calculate the prime factors of 17905 and 17925, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17905 and 17925.

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How to find the GCF of 17905 and 17925?

We will first find the prime factorization of 17905 and 17925. After we will calculate the factors of 17905 and 17925 and find the biggest common factor number .

Step-1: Prime Factorization of 17905

Prime factors of 17905 are 5, 3581. Prime factorization of 17905 in exponential form is:

17905 = 51 × 35811

Step-2: Prime Factorization of 17925

Prime factors of 17925 are 3, 5, 239. Prime factorization of 17925 in exponential form is:

17925 = 31 × 52 × 2391

Step-3: Factors of 17905

List of positive integer factors of 17905 that divides 17905 without a remainder.

1, 5, 3581

Step-4: Factors of 17925

List of positive integer factors of 17925 that divides 17905 without a remainder.

1, 3, 5, 15, 25, 75, 239, 717, 1195, 3585, 5975

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17905 and 17925. The biggest common factor number is the GCF number.
So the greatest common factor 17905 and 17925 is 5.

Also check out the Least Common Multiple of 17905 and 17925