What is the Greatest Common Factor of 8403 and 8407?

Greatest common factor (GCF) of 8403 and 8407 is 1.

GCF(8403,8407) = 1

We will now calculate the prime factors of 8403 and 8407, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8403 and 8407.

How to find the GCF of 8403 and 8407?

We will first find the prime factorization of 8403 and 8407. After we will calculate the factors of 8403 and 8407 and find the biggest common factor number .

Step-1: Prime Factorization of 8403

Prime factors of 8403 are 3, 2801. Prime factorization of 8403 in exponential form is:

8403 = 3¹ × 2801¹

Step-2: Prime Factorization of 8407

Prime factors of 8407 are 7, 1201. Prime factorization of 8407 in exponential form is:

8407 = 7¹ × 1201¹

Step-3: Factors of 8403

List of positive integer factors of 8403 that divides 8403 without a remainder.

1, 3, 2801

Step-4: Factors of 8407

List of positive integer factors of 8407 that divides 8403 without a remainder.

1, 7, 1201

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8403 and 8407. The biggest common factor number is the GCF number.
So the greatest common factor 8403 and 8407 is 1.

Also check out the Least Common Multiple of 8403 and 8407