What is the Greatest Common Factor of 26415 and 26430?

Greatest common factor (GCF) of 26415 and 26430 is 15.

GCF(26415,26430) = 15

We will now calculate the prime factors of 26415 and 26430, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26415 and 26430.

How to find the GCF of 26415 and 26430?

We will first find the prime factorization of 26415 and 26430. After we will calculate the factors of 26415 and 26430 and find the biggest common factor number .

Step-1: Prime Factorization of 26415

Prime factors of 26415 are 3, 5, 587. Prime factorization of 26415 in exponential form is:

26415 = 3² × 5¹ × 587¹

Step-2: Prime Factorization of 26430

Prime factors of 26430 are 2, 3, 5, 881. Prime factorization of 26430 in exponential form is:

26430 = 2¹ × 3¹ × 5¹ × 881¹

Step-3: Factors of 26415

List of positive integer factors of 26415 that divides 26415 without a remainder.

1, 3, 5, 9, 15, 45, 587, 1761, 2935, 5283, 8805

Step-4: Factors of 26430

List of positive integer factors of 26430 that divides 26415 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 881, 1762, 2643, 4405, 5286, 8810, 13215

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26415 and 26430. The biggest common factor number is the GCF number.
So the greatest common factor 26415 and 26430 is 15.

Also check out the Least Common Multiple of 26415 and 26430