What is the Greatest Common Factor of 25293 and 25305?

Greatest common factor (GCF) of 25293 and 25305 is 3.

GCF(25293,25305) = 3

We will now calculate the prime factors of 25293 and 25305, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25293 and 25305.

How to find the GCF of 25293 and 25305?

We will first find the prime factorization of 25293 and 25305. After we will calculate the factors of 25293 and 25305 and find the biggest common factor number .

Step-1: Prime Factorization of 25293

Prime factors of 25293 are 3, 8431. Prime factorization of 25293 in exponential form is:

25293 = 3¹ × 8431¹

Step-2: Prime Factorization of 25305

Prime factors of 25305 are 3, 5, 7, 241. Prime factorization of 25305 in exponential form is:

25305 = 3¹ × 5¹ × 7¹ × 241¹

Step-3: Factors of 25293

List of positive integer factors of 25293 that divides 25293 without a remainder.

1, 3, 8431

Step-4: Factors of 25305

List of positive integer factors of 25305 that divides 25293 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 241, 723, 1205, 1687, 3615, 5061, 8435

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25293 and 25305. The biggest common factor number is the GCF number.
So the greatest common factor 25293 and 25305 is 3.

Also check out the Least Common Multiple of 25293 and 25305