What is the Greatest Common Factor of 31443 and 31451?

Greatest common factor (GCF) of 31443 and 31451 is 1.

GCF(31443,31451) = 1

We will now calculate the prime factors of 31443 and 31451, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31443 and 31451.

How to find the GCF of 31443 and 31451?

We will first find the prime factorization of 31443 and 31451. After we will calculate the factors of 31443 and 31451 and find the biggest common factor number .

Step-1: Prime Factorization of 31443

Prime factors of 31443 are 3, 47, 223. Prime factorization of 31443 in exponential form is:

31443 = 3¹ × 47¹ × 223¹

Step-2: Prime Factorization of 31451

Prime factors of 31451 are 7, 4493. Prime factorization of 31451 in exponential form is:

31451 = 7¹ × 4493¹

Step-3: Factors of 31443

List of positive integer factors of 31443 that divides 31443 without a remainder.

1, 3, 47, 141, 223, 669, 10481

Step-4: Factors of 31451

List of positive integer factors of 31451 that divides 31443 without a remainder.

1, 7, 4493

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31443 and 31451. The biggest common factor number is the GCF number.
So the greatest common factor 31443 and 31451 is 1.

Also check out the Least Common Multiple of 31443 and 31451