What is the Greatest Common Factor of 87987 and 87993?

Greatest common factor (GCF) of 87987 and 87993 is 3.

GCF(87987,87993) = 3

We will now calculate the prime factors of 87987 and 87993, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87987 and 87993.

How to find the GCF of 87987 and 87993?

We will first find the prime factorization of 87987 and 87993. After we will calculate the factors of 87987 and 87993 and find the biggest common factor number .

Step-1: Prime Factorization of 87987

Prime factors of 87987 are 3, 139, 211. Prime factorization of 87987 in exponential form is:

87987 = 3¹ × 139¹ × 211¹

Step-2: Prime Factorization of 87993

Prime factors of 87993 are 3, 3259. Prime factorization of 87993 in exponential form is:

87993 = 3³ × 3259¹

Step-3: Factors of 87987

List of positive integer factors of 87987 that divides 87987 without a remainder.

1, 3, 139, 211, 417, 633, 29329

Step-4: Factors of 87993

List of positive integer factors of 87993 that divides 87987 without a remainder.

1, 3, 9, 27, 3259, 9777, 29331

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87987 and 87993. The biggest common factor number is the GCF number.
So the greatest common factor 87987 and 87993 is 3.

Also check out the Least Common Multiple of 87987 and 87993