What is the Greatest Common Factor of 87421 and 87431?

Greatest common factor (GCF) of 87421 and 87431 is 1.

GCF(87421,87431) = 1

We will now calculate the prime factors of 87421 and 87431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87421 and 87431.

How to find the GCF of 87421 and 87431?

We will first find the prime factorization of 87421 and 87431. After we will calculate the factors of 87421 and 87431 and find the biggest common factor number .

Step-1: Prime Factorization of 87421

Prime factors of 87421 are 87421. Prime factorization of 87421 in exponential form is:

87421 = 87421¹

Step-2: Prime Factorization of 87431

Prime factors of 87431 are 17, 37, 139. Prime factorization of 87431 in exponential form is:

87431 = 17¹ × 37¹ × 139¹

Step-3: Factors of 87421

List of positive integer factors of 87421 that divides 87421 without a remainder.

Step-4: Factors of 87431

List of positive integer factors of 87431 that divides 87421 without a remainder.

1, 17, 37, 139, 629, 2363, 5143

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87421 and 87431. The biggest common factor number is the GCF number.
So the greatest common factor 87421 and 87431 is 1.

Also check out the Least Common Multiple of 87421 and 87431