What is the Greatest Common Factor of 25142 and 25156?

Greatest common factor (GCF) of 25142 and 25156 is 2.

GCF(25142,25156) = 2

We will now calculate the prime factors of 25142 and 25156, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25142 and 25156.

How to find the GCF of 25142 and 25156?

We will first find the prime factorization of 25142 and 25156. After we will calculate the factors of 25142 and 25156 and find the biggest common factor number .

Step-1: Prime Factorization of 25142

Prime factors of 25142 are 2, 13, 967. Prime factorization of 25142 in exponential form is:

25142 = 2¹ × 13¹ × 967¹

Step-2: Prime Factorization of 25156

Prime factors of 25156 are 2, 19, 331. Prime factorization of 25156 in exponential form is:

25156 = 2² × 19¹ × 331¹

Step-3: Factors of 25142

List of positive integer factors of 25142 that divides 25142 without a remainder.

1, 2, 13, 26, 967, 1934, 12571

Step-4: Factors of 25156

List of positive integer factors of 25156 that divides 25142 without a remainder.

1, 2, 4, 19, 38, 76, 331, 662, 1324, 6289, 12578

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25142 and 25156. The biggest common factor number is the GCF number.
So the greatest common factor 25142 and 25156 is 2.

Also check out the Least Common Multiple of 25142 and 25156