What is the Greatest Common Factor of 72962 and 72978?

Greatest common factor (GCF) of 72962 and 72978 is 2.

GCF(72962,72978) = 2

We will now calculate the prime factors of 72962 and 72978, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72962 and 72978.

How to find the GCF of 72962 and 72978?

We will first find the prime factorization of 72962 and 72978. After we will calculate the factors of 72962 and 72978 and find the biggest common factor number .

Step-1: Prime Factorization of 72962

Prime factors of 72962 are 2, 191. Prime factorization of 72962 in exponential form is:

72962 = 2¹ × 191²

Step-2: Prime Factorization of 72978

Prime factors of 72978 are 2, 3, 12163. Prime factorization of 72978 in exponential form is:

72978 = 2¹ × 3¹ × 12163¹

Step-3: Factors of 72962

List of positive integer factors of 72962 that divides 72962 without a remainder.

1, 2, 191, 382, 36481

Step-4: Factors of 72978

List of positive integer factors of 72978 that divides 72962 without a remainder.

1, 2, 3, 6, 12163, 24326, 36489

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72962 and 72978. The biggest common factor number is the GCF number.
So the greatest common factor 72962 and 72978 is 2.

Also check out the Least Common Multiple of 72962 and 72978