What is the Greatest Common Factor of 31275 and 31279?

Greatest common factor (GCF) of 31275 and 31279 is 1.

GCF(31275,31279) = 1

We will now calculate the prime factors of 31275 and 31279, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31275 and 31279.

How to find the GCF of 31275 and 31279?

We will first find the prime factorization of 31275 and 31279. After we will calculate the factors of 31275 and 31279 and find the biggest common factor number .

Step-1: Prime Factorization of 31275

Prime factors of 31275 are 3, 5, 139. Prime factorization of 31275 in exponential form is:

31275 = 3² × 5² × 139¹

Step-2: Prime Factorization of 31279

Prime factors of 31279 are 31, 1009. Prime factorization of 31279 in exponential form is:

31279 = 31¹ × 1009¹

Step-3: Factors of 31275

List of positive integer factors of 31275 that divides 31275 without a remainder.

1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 695, 1251, 2085, 3475, 6255, 10425

Step-4: Factors of 31279

List of positive integer factors of 31279 that divides 31275 without a remainder.

1, 31, 1009

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31275 and 31279. The biggest common factor number is the GCF number.
So the greatest common factor 31275 and 31279 is 1.

Also check out the Least Common Multiple of 31275 and 31279