What is the Greatest Common Factor of 31285 and 31291?

Greatest common factor (GCF) of 31285 and 31291 is 1.

GCF(31285,31291) = 1

We will now calculate the prime factors of 31285 and 31291, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31285 and 31291.

How to find the GCF of 31285 and 31291?

We will first find the prime factorization of 31285 and 31291. After we will calculate the factors of 31285 and 31291 and find the biggest common factor number .

Step-1: Prime Factorization of 31285

Prime factors of 31285 are 5, 6257. Prime factorization of 31285 in exponential form is:

31285 = 5¹ × 6257¹

Step-2: Prime Factorization of 31291

Prime factors of 31291 are 13, 29, 83. Prime factorization of 31291 in exponential form is:

31291 = 13¹ × 29¹ × 83¹

Step-3: Factors of 31285

List of positive integer factors of 31285 that divides 31285 without a remainder.

1, 5, 6257

Step-4: Factors of 31291

List of positive integer factors of 31291 that divides 31285 without a remainder.

1, 13, 29, 83, 377, 1079, 2407

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31285 and 31291. The biggest common factor number is the GCF number.
So the greatest common factor 31285 and 31291 is 1.

Also check out the Least Common Multiple of 31285 and 31291