What is the Greatest Common Factor of 91503 and 91512?

Greatest common factor (GCF) of 91503 and 91512 is 9.

GCF(91503,91512) = 9

We will now calculate the prime factors of 91503 and 91512, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91503 and 91512.

How to find the GCF of 91503 and 91512?

We will first find the prime factorization of 91503 and 91512. After we will calculate the factors of 91503 and 91512 and find the biggest common factor number .

Step-1: Prime Factorization of 91503

Prime factors of 91503 are 3, 3389. Prime factorization of 91503 in exponential form is:

91503 = 3³ × 3389¹

Step-2: Prime Factorization of 91512

Prime factors of 91512 are 2, 3, 31, 41. Prime factorization of 91512 in exponential form is:

91512 = 2³ × 3² × 31¹ × 41¹

Step-3: Factors of 91503

List of positive integer factors of 91503 that divides 91503 without a remainder.

1, 3, 9, 27, 3389, 10167, 30501

Step-4: Factors of 91512

List of positive integer factors of 91512 that divides 91503 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 41, 62, 72, 82, 93, 123, 124, 164, 186, 246, 248, 279, 328, 369, 372, 492, 558, 738, 744, 984, 1116, 1271, 1476, 2232, 2542, 2952, 3813, 5084, 7626, 10168, 11439, 15252, 22878, 30504, 45756

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91503 and 91512. The biggest common factor number is the GCF number.
So the greatest common factor 91503 and 91512 is 9.

Also check out the Least Common Multiple of 91503 and 91512