What is the Greatest Common Factor of 87143 and 87149?

Greatest common factor (GCF) of 87143 and 87149 is 1.

GCF(87143,87149) = 1

We will now calculate the prime factors of 87143 and 87149, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87143 and 87149.

How to find the GCF of 87143 and 87149?

We will first find the prime factorization of 87143 and 87149. After we will calculate the factors of 87143 and 87149 and find the biggest common factor number .

Step-1: Prime Factorization of 87143

Prime factors of 87143 are 7, 59, 211. Prime factorization of 87143 in exponential form is:

87143 = 7¹ × 59¹ × 211¹

Step-2: Prime Factorization of 87149

Prime factors of 87149 are 87149. Prime factorization of 87149 in exponential form is:

87149 = 87149¹

Step-3: Factors of 87143

List of positive integer factors of 87143 that divides 87143 without a remainder.

1, 7, 59, 211, 413, 1477, 12449

Step-4: Factors of 87149

List of positive integer factors of 87149 that divides 87143 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87143 and 87149. The biggest common factor number is the GCF number.
So the greatest common factor 87143 and 87149 is 1.

Also check out the Least Common Multiple of 87143 and 87149