What is the Greatest Common Factor of 66443 and 66462?

Greatest common factor (GCF) of 66443 and 66462 is 19.

GCF(66443,66462) = 19

We will now calculate the prime factors of 66443 and 66462, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66443 and 66462.

How to find the GCF of 66443 and 66462?

We will first find the prime factorization of 66443 and 66462. After we will calculate the factors of 66443 and 66462 and find the biggest common factor number .

Step-1: Prime Factorization of 66443

Prime factors of 66443 are 13, 19, 269. Prime factorization of 66443 in exponential form is:

66443 = 13¹ × 19¹ × 269¹

Step-2: Prime Factorization of 66462

Prime factors of 66462 are 2, 3, 11, 19, 53. Prime factorization of 66462 in exponential form is:

66462 = 2¹ × 3¹ × 11¹ × 19¹ × 53¹

Step-3: Factors of 66443

List of positive integer factors of 66443 that divides 66443 without a remainder.

1, 13, 19, 247, 269, 3497, 5111

Step-4: Factors of 66462

List of positive integer factors of 66462 that divides 66443 without a remainder.

1, 2, 3, 6, 11, 19, 22, 33, 38, 53, 57, 66, 106, 114, 159, 209, 318, 418, 583, 627, 1007, 1166, 1254, 1749, 2014, 3021, 3498, 6042, 11077, 22154, 33231

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66443 and 66462. The biggest common factor number is the GCF number.
So the greatest common factor 66443 and 66462 is 19.

Also check out the Least Common Multiple of 66443 and 66462