What is the Greatest Common Factor of 72398 and 72416?

Greatest common factor (GCF) of 72398 and 72416 is 2.

GCF(72398,72416) = 2

We will now calculate the prime factors of 72398 and 72416, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72398 and 72416.

How to find the GCF of 72398 and 72416?

We will first find the prime factorization of 72398 and 72416. After we will calculate the factors of 72398 and 72416 and find the biggest common factor number .

Step-1: Prime Factorization of 72398

Prime factors of 72398 are 2, 53, 683. Prime factorization of 72398 in exponential form is:

72398 = 2¹ × 53¹ × 683¹

Step-2: Prime Factorization of 72416

Prime factors of 72416 are 2, 31, 73. Prime factorization of 72416 in exponential form is:

72416 = 2⁵ × 31¹ × 73¹

Step-3: Factors of 72398

List of positive integer factors of 72398 that divides 72398 without a remainder.

1, 2, 53, 106, 683, 1366, 36199

Step-4: Factors of 72416

List of positive integer factors of 72416 that divides 72398 without a remainder.

1, 2, 4, 8, 16, 31, 32, 62, 73, 124, 146, 248, 292, 496, 584, 992, 1168, 2263, 2336, 4526, 9052, 18104, 36208

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72398 and 72416. The biggest common factor number is the GCF number.
So the greatest common factor 72398 and 72416 is 2.

Also check out the Least Common Multiple of 72398 and 72416