What is the Greatest Common Factor of 25306 and 25320?

Greatest common factor (GCF) of 25306 and 25320 is 2.

GCF(25306,25320) = 2

We will now calculate the prime factors of 25306 and 25320, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25306 and 25320.

How to find the GCF of 25306 and 25320?

We will first find the prime factorization of 25306 and 25320. After we will calculate the factors of 25306 and 25320 and find the biggest common factor number .

Step-1: Prime Factorization of 25306

Prime factors of 25306 are 2, 12653. Prime factorization of 25306 in exponential form is:

25306 = 2¹ × 12653¹

Step-2: Prime Factorization of 25320

Prime factors of 25320 are 2, 3, 5, 211. Prime factorization of 25320 in exponential form is:

25320 = 2³ × 3¹ × 5¹ × 211¹

Step-3: Factors of 25306

List of positive integer factors of 25306 that divides 25306 without a remainder.

1, 2, 12653

Step-4: Factors of 25320

List of positive integer factors of 25320 that divides 25306 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25306 and 25320. The biggest common factor number is the GCF number.
So the greatest common factor 25306 and 25320 is 2.

Also check out the Least Common Multiple of 25306 and 25320