What is the Greatest Common Factor of 25140 and 25157?

Greatest common factor (GCF) of 25140 and 25157 is 1.

GCF(25140,25157) = 1

We will now calculate the prime factors of 25140 and 25157, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25140 and 25157.

How to find the GCF of 25140 and 25157?

We will first find the prime factorization of 25140 and 25157. After we will calculate the factors of 25140 and 25157 and find the biggest common factor number .

Step-1: Prime Factorization of 25140

Prime factors of 25140 are 2, 3, 5, 419. Prime factorization of 25140 in exponential form is:

25140 = 2² × 3¹ × 5¹ × 419¹

Step-2: Prime Factorization of 25157

Prime factors of 25157 are 11, 2287. Prime factorization of 25157 in exponential form is:

25157 = 11¹ × 2287¹

Step-3: Factors of 25140

List of positive integer factors of 25140 that divides 25140 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 838, 1257, 1676, 2095, 2514, 4190, 5028, 6285, 8380, 12570

Step-4: Factors of 25157

List of positive integer factors of 25157 that divides 25140 without a remainder.

1, 11, 2287

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25140 and 25157. The biggest common factor number is the GCF number.
So the greatest common factor 25140 and 25157 is 1.

Also check out the Least Common Multiple of 25140 and 25157