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What is the Greatest Common Factor of 27807 and 27825?

Greatest common factor (GCF) of 27807 and 27825 is 3.

GCF(27807,27825) = 3

We will now calculate the prime factors of 27807 and 27825, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27807 and 27825.

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How to find the GCF of 27807 and 27825?

We will first find the prime factorization of 27807 and 27825. After we will calculate the factors of 27807 and 27825 and find the biggest common factor number .

Step-1: Prime Factorization of 27807

Prime factors of 27807 are 3, 13, 23, 31. Prime factorization of 27807 in exponential form is:

27807 = 31 × 131 × 231 × 311

Step-2: Prime Factorization of 27825

Prime factors of 27825 are 3, 5, 7, 53. Prime factorization of 27825 in exponential form is:

27825 = 31 × 52 × 71 × 531

Step-3: Factors of 27807

List of positive integer factors of 27807 that divides 27807 without a remainder.

1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 713, 897, 1209, 2139, 9269

Step-4: Factors of 27825

List of positive integer factors of 27825 that divides 27807 without a remainder.

1, 3, 5, 7, 15, 21, 25, 35, 53, 75, 105, 159, 175, 265, 371, 525, 795, 1113, 1325, 1855, 3975, 5565, 9275

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27807 and 27825. The biggest common factor number is the GCF number.
So the greatest common factor 27807 and 27825 is 3.

Also check out the Least Common Multiple of 27807 and 27825