What is the Greatest Common Factor of 81038 and 81046?

Greatest common factor (GCF) of 81038 and 81046 is 2.

GCF(81038,81046) = 2

We will now calculate the prime factors of 81038 and 81046, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81038 and 81046.

How to find the GCF of 81038 and 81046?

We will first find the prime factorization of 81038 and 81046. After we will calculate the factors of 81038 and 81046 and find the biggest common factor number .

Step-1: Prime Factorization of 81038

Prime factors of 81038 are 2, 40519. Prime factorization of 81038 in exponential form is:

81038 = 2¹ × 40519¹

Step-2: Prime Factorization of 81046

Prime factors of 81046 are 2, 7, 827. Prime factorization of 81046 in exponential form is:

81046 = 2¹ × 7² × 827¹

Step-3: Factors of 81038

List of positive integer factors of 81038 that divides 81038 without a remainder.

1, 2, 40519

Step-4: Factors of 81046

List of positive integer factors of 81046 that divides 81038 without a remainder.

1, 2, 7, 14, 49, 98, 827, 1654, 5789, 11578, 40523

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81038 and 81046. The biggest common factor number is the GCF number.
So the greatest common factor 81038 and 81046 is 2.

Also check out the Least Common Multiple of 81038 and 81046