What is the Greatest Common Factor of 39771 and 39775?

Greatest common factor (GCF) of 39771 and 39775 is 1.

GCF(39771,39775) = 1

We will now calculate the prime factors of 39771 and 39775, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39771 and 39775.

How to find the GCF of 39771 and 39775?

We will first find the prime factorization of 39771 and 39775. After we will calculate the factors of 39771 and 39775 and find the biggest common factor number .

Step-1: Prime Factorization of 39771

Prime factors of 39771 are 3, 491. Prime factorization of 39771 in exponential form is:

39771 = 3⁴ × 491¹

Step-2: Prime Factorization of 39775

Prime factors of 39775 are 5, 37, 43. Prime factorization of 39775 in exponential form is:

39775 = 5² × 37¹ × 43¹

Step-3: Factors of 39771

List of positive integer factors of 39771 that divides 39771 without a remainder.

1, 3, 9, 27, 81, 491, 1473, 4419, 13257

Step-4: Factors of 39775

List of positive integer factors of 39775 that divides 39771 without a remainder.

1, 5, 25, 37, 43, 185, 215, 925, 1075, 1591, 7955

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39771 and 39775. The biggest common factor number is the GCF number.
So the greatest common factor 39771 and 39775 is 1.

Also check out the Least Common Multiple of 39771 and 39775