What is the Greatest Common Factor of 81542 and 81552?

Greatest common factor (GCF) of 81542 and 81552 is 2.

GCF(81542,81552) = 2

We will now calculate the prime factors of 81542 and 81552, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81542 and 81552.

How to find the GCF of 81542 and 81552?

We will first find the prime factorization of 81542 and 81552. After we will calculate the factors of 81542 and 81552 and find the biggest common factor number .

Step-1: Prime Factorization of 81542

Prime factors of 81542 are 2, 40771. Prime factorization of 81542 in exponential form is:

81542 = 2¹ × 40771¹

Step-2: Prime Factorization of 81552

Prime factors of 81552 are 2, 3, 1699. Prime factorization of 81552 in exponential form is:

81552 = 2⁴ × 3¹ × 1699¹

Step-3: Factors of 81542

List of positive integer factors of 81542 that divides 81542 without a remainder.

1, 2, 40771

Step-4: Factors of 81552

List of positive integer factors of 81552 that divides 81542 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1699, 3398, 5097, 6796, 10194, 13592, 20388, 27184, 40776

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81542 and 81552. The biggest common factor number is the GCF number.
So the greatest common factor 81542 and 81552 is 2.

Also check out the Least Common Multiple of 81542 and 81552