What is the Greatest Common Factor of 87439 and 87451?

Greatest common factor (GCF) of 87439 and 87451 is 1.

GCF(87439,87451) = 1

We will now calculate the prime factors of 87439 and 87451, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87439 and 87451.

How to find the GCF of 87439 and 87451?

We will first find the prime factorization of 87439 and 87451. After we will calculate the factors of 87439 and 87451 and find the biggest common factor number .

Step-1: Prime Factorization of 87439

Prime factors of 87439 are 11, 7949. Prime factorization of 87439 in exponential form is:

87439 = 11¹ × 7949¹

Step-2: Prime Factorization of 87451

Prime factors of 87451 are 7, 13, 31. Prime factorization of 87451 in exponential form is:

87451 = 7¹ × 13¹ × 31²

Step-3: Factors of 87439

List of positive integer factors of 87439 that divides 87439 without a remainder.

1, 11, 7949

Step-4: Factors of 87451

List of positive integer factors of 87451 that divides 87439 without a remainder.

1, 7, 13, 31, 91, 217, 403, 961, 2821, 6727, 12493

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87439 and 87451. The biggest common factor number is the GCF number.
So the greatest common factor 87439 and 87451 is 1.

Also check out the Least Common Multiple of 87439 and 87451