What is the Greatest Common Factor of 26440 and 26445?

Greatest common factor (GCF) of 26440 and 26445 is 5.

GCF(26440,26445) = 5

We will now calculate the prime factors of 26440 and 26445, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26440 and 26445.

How to find the GCF of 26440 and 26445?

We will first find the prime factorization of 26440 and 26445. After we will calculate the factors of 26440 and 26445 and find the biggest common factor number .

Step-1: Prime Factorization of 26440

Prime factors of 26440 are 2, 5, 661. Prime factorization of 26440 in exponential form is:

26440 = 2³ × 5¹ × 661¹

Step-2: Prime Factorization of 26445

Prime factors of 26445 are 3, 5, 41, 43. Prime factorization of 26445 in exponential form is:

26445 = 3¹ × 5¹ × 41¹ × 43¹

Step-3: Factors of 26440

List of positive integer factors of 26440 that divides 26440 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220

Step-4: Factors of 26445

List of positive integer factors of 26445 that divides 26440 without a remainder.

1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 615, 645, 1763, 5289, 8815

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26440 and 26445. The biggest common factor number is the GCF number.
So the greatest common factor 26440 and 26445 is 5.

Also check out the Least Common Multiple of 26440 and 26445