What is the Greatest Common Factor of 15426 and 15431?

Greatest common factor (GCF) of 15426 and 15431 is 1.

GCF(15426,15431) = 1

We will now calculate the prime factors of 15426 and 15431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15426 and 15431.

How to find the GCF of 15426 and 15431?

We will first find the prime factorization of 15426 and 15431. After we will calculate the factors of 15426 and 15431 and find the biggest common factor number .

Step-1: Prime Factorization of 15426

Prime factors of 15426 are 2, 3, 857. Prime factorization of 15426 in exponential form is:

15426 = 2¹ × 3² × 857¹

Step-2: Prime Factorization of 15431

Prime factors of 15431 are 13, 1187. Prime factorization of 15431 in exponential form is:

15431 = 13¹ × 1187¹

Step-3: Factors of 15426

List of positive integer factors of 15426 that divides 15426 without a remainder.

1, 2, 3, 6, 9, 18, 857, 1714, 2571, 5142, 7713

Step-4: Factors of 15431

List of positive integer factors of 15431 that divides 15426 without a remainder.

1, 13, 1187

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15426 and 15431. The biggest common factor number is the GCF number.
So the greatest common factor 15426 and 15431 is 1.

Also check out the Least Common Multiple of 15426 and 15431