What is the Greatest Common Factor of 25340 and 25360?

Greatest common factor (GCF) of 25340 and 25360 is 20.

GCF(25340,25360) = 20

We will now calculate the prime factors of 25340 and 25360, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25340 and 25360.

How to find the GCF of 25340 and 25360?

We will first find the prime factorization of 25340 and 25360. After we will calculate the factors of 25340 and 25360 and find the biggest common factor number .

Step-1: Prime Factorization of 25340

Prime factors of 25340 are 2, 5, 7, 181. Prime factorization of 25340 in exponential form is:

25340 = 2² × 5¹ × 7¹ × 181¹

Step-2: Prime Factorization of 25360

Prime factors of 25360 are 2, 5, 317. Prime factorization of 25360 in exponential form is:

25360 = 2⁴ × 5¹ × 317¹

Step-3: Factors of 25340

List of positive integer factors of 25340 that divides 25340 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 3620, 5068, 6335, 12670

Step-4: Factors of 25360

List of positive integer factors of 25360 that divides 25340 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 12680

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25340 and 25360. The biggest common factor number is the GCF number.
So the greatest common factor 25340 and 25360 is 20.

Also check out the Least Common Multiple of 25340 and 25360