What is the Greatest Common Factor of 87391 and 87409?

Greatest common factor (GCF) of 87391 and 87409 is 1.

GCF(87391,87409) = 1

We will now calculate the prime factors of 87391 and 87409, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87391 and 87409.

How to find the GCF of 87391 and 87409?

We will first find the prime factorization of 87391 and 87409. After we will calculate the factors of 87391 and 87409 and find the biggest common factor number .

Step-1: Prime Factorization of 87391

Prime factors of 87391 are 281, 311. Prime factorization of 87391 in exponential form is:

87391 = 281¹ × 311¹

Step-2: Prime Factorization of 87409

Prime factors of 87409 are 7, 12487. Prime factorization of 87409 in exponential form is:

87409 = 7¹ × 12487¹

Step-3: Factors of 87391

List of positive integer factors of 87391 that divides 87391 without a remainder.

1, 281, 311

Step-4: Factors of 87409

List of positive integer factors of 87409 that divides 87391 without a remainder.

1, 7, 12487

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87391 and 87409. The biggest common factor number is the GCF number.
So the greatest common factor 87391 and 87409 is 1.

Also check out the Least Common Multiple of 87391 and 87409