What is the Greatest Common Factor of 43505 and 43513?

Greatest common factor (GCF) of 43505 and 43513 is 1.

GCF(43505,43513) = 1

We will now calculate the prime factors of 43505 and 43513, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43505 and 43513.

How to find the GCF of 43505 and 43513?

We will first find the prime factorization of 43505 and 43513. After we will calculate the factors of 43505 and 43513 and find the biggest common factor number .

Step-1: Prime Factorization of 43505

Prime factors of 43505 are 5, 7, 11, 113. Prime factorization of 43505 in exponential form is:

43505 = 5¹ × 7¹ × 11¹ × 113¹

Step-2: Prime Factorization of 43513

Prime factors of 43513 are 53, 821. Prime factorization of 43513 in exponential form is:

43513 = 53¹ × 821¹

Step-3: Factors of 43505

List of positive integer factors of 43505 that divides 43505 without a remainder.

1, 5, 7, 11, 35, 55, 77, 113, 385, 565, 791, 1243, 3955, 6215, 8701

Step-4: Factors of 43513

List of positive integer factors of 43513 that divides 43505 without a remainder.

1, 53, 821

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43505 and 43513. The biggest common factor number is the GCF number.
So the greatest common factor 43505 and 43513 is 1.

Also check out the Least Common Multiple of 43505 and 43513