What is the Greatest Common Factor of 38761 and 38781?

Greatest common factor (GCF) of 38761 and 38781 is 1.

GCF(38761,38781) = 1

We will now calculate the prime factors of 38761 and 38781, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38761 and 38781.

How to find the GCF of 38761 and 38781?

We will first find the prime factorization of 38761 and 38781. After we will calculate the factors of 38761 and 38781 and find the biggest common factor number .

Step-1: Prime Factorization of 38761

Prime factors of 38761 are 83, 467. Prime factorization of 38761 in exponential form is:

38761 = 83¹ × 467¹

Step-2: Prime Factorization of 38781

Prime factors of 38781 are 3, 31, 139. Prime factorization of 38781 in exponential form is:

38781 = 3² × 31¹ × 139¹

Step-3: Factors of 38761

List of positive integer factors of 38761 that divides 38761 without a remainder.

1, 83, 467

Step-4: Factors of 38781

List of positive integer factors of 38781 that divides 38761 without a remainder.

1, 3, 9, 31, 93, 139, 279, 417, 1251, 4309, 12927

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38761 and 38781. The biggest common factor number is the GCF number.
So the greatest common factor 38761 and 38781 is 1.

Also check out the Least Common Multiple of 38761 and 38781