What is the Greatest Common Factor of 81445 and 81462?

Greatest common factor (GCF) of 81445 and 81462 is 1.

GCF(81445,81462) = 1

We will now calculate the prime factors of 81445 and 81462, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81445 and 81462.

How to find the GCF of 81445 and 81462?

We will first find the prime factorization of 81445 and 81462. After we will calculate the factors of 81445 and 81462 and find the biggest common factor number .

Step-1: Prime Factorization of 81445

Prime factors of 81445 are 5, 7, 13, 179. Prime factorization of 81445 in exponential form is:

81445 = 5¹ × 7¹ × 13¹ × 179¹

Step-2: Prime Factorization of 81462

Prime factors of 81462 are 2, 3, 13577. Prime factorization of 81462 in exponential form is:

81462 = 2¹ × 3¹ × 13577¹

Step-3: Factors of 81445

List of positive integer factors of 81445 that divides 81445 without a remainder.

1, 5, 7, 13, 35, 65, 91, 179, 455, 895, 1253, 2327, 6265, 11635, 16289

Step-4: Factors of 81462

List of positive integer factors of 81462 that divides 81445 without a remainder.

1, 2, 3, 6, 13577, 27154, 40731

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81445 and 81462. The biggest common factor number is the GCF number.
So the greatest common factor 81445 and 81462 is 1.

Also check out the Least Common Multiple of 81445 and 81462