What is the Greatest Common Factor of 39755 and 39765?

Greatest common factor (GCF) of 39755 and 39765 is 5.

GCF(39755,39765) = 5

We will now calculate the prime factors of 39755 and 39765, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39755 and 39765.

How to find the GCF of 39755 and 39765?

We will first find the prime factorization of 39755 and 39765. After we will calculate the factors of 39755 and 39765 and find the biggest common factor number .

Step-1: Prime Factorization of 39755

Prime factors of 39755 are 5, 7951. Prime factorization of 39755 in exponential form is:

39755 = 5¹ × 7951¹

Step-2: Prime Factorization of 39765

Prime factors of 39765 are 3, 5, 11, 241. Prime factorization of 39765 in exponential form is:

39765 = 3¹ × 5¹ × 11¹ × 241¹

Step-3: Factors of 39755

List of positive integer factors of 39755 that divides 39755 without a remainder.

1, 5, 7951

Step-4: Factors of 39765

List of positive integer factors of 39765 that divides 39755 without a remainder.

1, 3, 5, 11, 15, 33, 55, 165, 241, 723, 1205, 2651, 3615, 7953, 13255

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39755 and 39765. The biggest common factor number is the GCF number.
So the greatest common factor 39755 and 39765 is 5.

Also check out the Least Common Multiple of 39755 and 39765