What is the Greatest Common Factor of 71865 and 71871?

Greatest common factor (GCF) of 71865 and 71871 is 3.

GCF(71865,71871) = 3

We will now calculate the prime factors of 71865 and 71871, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71865 and 71871.

How to find the GCF of 71865 and 71871?

We will first find the prime factorization of 71865 and 71871. After we will calculate the factors of 71865 and 71871 and find the biggest common factor number .

Step-1: Prime Factorization of 71865

Prime factors of 71865 are 3, 5, 1597. Prime factorization of 71865 in exponential form is:

71865 = 3² × 5¹ × 1597¹

Step-2: Prime Factorization of 71871

Prime factors of 71871 are 3, 23957. Prime factorization of 71871 in exponential form is:

71871 = 3¹ × 23957¹

Step-3: Factors of 71865

List of positive integer factors of 71865 that divides 71865 without a remainder.

1, 3, 5, 9, 15, 45, 1597, 4791, 7985, 14373, 23955

Step-4: Factors of 71871

List of positive integer factors of 71871 that divides 71865 without a remainder.

1, 3, 23957

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71865 and 71871. The biggest common factor number is the GCF number.
So the greatest common factor 71865 and 71871 is 3.

Also check out the Least Common Multiple of 71865 and 71871