What is the Greatest Common Factor of 91403 and 91416?

Greatest common factor (GCF) of 91403 and 91416 is 13.

GCF(91403,91416) = 13

We will now calculate the prime factors of 91403 and 91416, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91403 and 91416.

How to find the GCF of 91403 and 91416?

We will first find the prime factorization of 91403 and 91416. After we will calculate the factors of 91403 and 91416 and find the biggest common factor number .

Step-1: Prime Factorization of 91403

Prime factors of 91403 are 13, 79, 89. Prime factorization of 91403 in exponential form is:

91403 = 13¹ × 79¹ × 89¹

Step-2: Prime Factorization of 91416

Prime factors of 91416 are 2, 3, 13, 293. Prime factorization of 91416 in exponential form is:

91416 = 2³ × 3¹ × 13¹ × 293¹

Step-3: Factors of 91403

List of positive integer factors of 91403 that divides 91403 without a remainder.

1, 13, 79, 89, 1027, 1157, 7031

Step-4: Factors of 91416

List of positive integer factors of 91416 that divides 91403 without a remainder.

1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 293, 312, 586, 879, 1172, 1758, 2344, 3516, 3809, 7032, 7618, 11427, 15236, 22854, 30472, 45708

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91403 and 91416. The biggest common factor number is the GCF number.
So the greatest common factor 91403 and 91416 is 13.

Also check out the Least Common Multiple of 91403 and 91416