What is the Greatest Common Factor of 25808 and 25816?

Greatest common factor (GCF) of 25808 and 25816 is 8.

GCF(25808,25816) = 8

We will now calculate the prime factors of 25808 and 25816, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25808 and 25816.

How to find the GCF of 25808 and 25816?

We will first find the prime factorization of 25808 and 25816. After we will calculate the factors of 25808 and 25816 and find the biggest common factor number .

Step-1: Prime Factorization of 25808

Prime factors of 25808 are 2, 1613. Prime factorization of 25808 in exponential form is:

25808 = 2⁴ × 1613¹

Step-2: Prime Factorization of 25816

Prime factors of 25816 are 2, 7, 461. Prime factorization of 25816 in exponential form is:

25816 = 2³ × 7¹ × 461¹

Step-3: Factors of 25808

List of positive integer factors of 25808 that divides 25808 without a remainder.

1, 2, 4, 8, 16, 1613, 3226, 6452, 12904

Step-4: Factors of 25816

List of positive integer factors of 25816 that divides 25808 without a remainder.

1, 2, 4, 7, 8, 14, 28, 56, 461, 922, 1844, 3227, 3688, 6454, 12908

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25808 and 25816. The biggest common factor number is the GCF number.
So the greatest common factor 25808 and 25816 is 8.

Also check out the Least Common Multiple of 25808 and 25816