What is the Greatest Common Factor of 25220 and 25235?

Greatest common factor (GCF) of 25220 and 25235 is 5.

GCF(25220,25235) = 5

We will now calculate the prime factors of 25220 and 25235, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25220 and 25235.

How to find the GCF of 25220 and 25235?

We will first find the prime factorization of 25220 and 25235. After we will calculate the factors of 25220 and 25235 and find the biggest common factor number .

Step-1: Prime Factorization of 25220

Prime factors of 25220 are 2, 5, 13, 97. Prime factorization of 25220 in exponential form is:

25220 = 2² × 5¹ × 13¹ × 97¹

Step-2: Prime Factorization of 25235

Prime factors of 25235 are 5, 7, 103. Prime factorization of 25235 in exponential form is:

25235 = 5¹ × 7² × 103¹

Step-3: Factors of 25220

List of positive integer factors of 25220 that divides 25220 without a remainder.

1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610

Step-4: Factors of 25235

List of positive integer factors of 25235 that divides 25220 without a remainder.

1, 5, 7, 35, 49, 103, 245, 515, 721, 3605, 5047

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25220 and 25235. The biggest common factor number is the GCF number.
So the greatest common factor 25220 and 25235 is 5.

Also check out the Least Common Multiple of 25220 and 25235