What is the Greatest Common Factor of 4431 and 4445?

Greatest common factor (GCF) of 4431 and 4445 is 7.

GCF(4431,4445) = 7

We will now calculate the prime factors of 4431 and 4445, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4431 and 4445.

How to find the GCF of 4431 and 4445?

We will first find the prime factorization of 4431 and 4445. After we will calculate the factors of 4431 and 4445 and find the biggest common factor number .

Step-1: Prime Factorization of 4431

Prime factors of 4431 are 3, 7, 211. Prime factorization of 4431 in exponential form is:

4431 = 3¹ × 7¹ × 211¹

Step-2: Prime Factorization of 4445

Prime factors of 4445 are 5, 7, 127. Prime factorization of 4445 in exponential form is:

4445 = 5¹ × 7¹ × 127¹

Step-3: Factors of 4431

List of positive integer factors of 4431 that divides 4431 without a remainder.

1, 3, 7, 21, 211, 633, 1477

Step-4: Factors of 4445

List of positive integer factors of 4445 that divides 4431 without a remainder.

1, 5, 7, 35, 127, 635, 889

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4431 and 4445. The biggest common factor number is the GCF number.
So the greatest common factor 4431 and 4445 is 7.

Also check out the Least Common Multiple of 4431 and 4445