What is the Greatest Common Factor of 25161 and 25170?

Greatest common factor (GCF) of 25161 and 25170 is 3.

GCF(25161,25170) = 3

We will now calculate the prime factors of 25161 and 25170, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25161 and 25170.

How to find the GCF of 25161 and 25170?

We will first find the prime factorization of 25161 and 25170. After we will calculate the factors of 25161 and 25170 and find the biggest common factor number .

Step-1: Prime Factorization of 25161

Prime factors of 25161 are 3, 8387. Prime factorization of 25161 in exponential form is:

25161 = 3¹ × 8387¹

Step-2: Prime Factorization of 25170

Prime factors of 25170 are 2, 3, 5, 839. Prime factorization of 25170 in exponential form is:

25170 = 2¹ × 3¹ × 5¹ × 839¹

Step-3: Factors of 25161

List of positive integer factors of 25161 that divides 25161 without a remainder.

1, 3, 8387

Step-4: Factors of 25170

List of positive integer factors of 25170 that divides 25161 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 839, 1678, 2517, 4195, 5034, 8390, 12585

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25161 and 25170. The biggest common factor number is the GCF number.
So the greatest common factor 25161 and 25170 is 3.

Also check out the Least Common Multiple of 25161 and 25170