What is the Greatest Common Factor of 91380 and 91392?

Greatest common factor (GCF) of 91380 and 91392 is 12.

GCF(91380,91392) = 12

We will now calculate the prime factors of 91380 and 91392, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91380 and 91392.

How to find the GCF of 91380 and 91392?

We will first find the prime factorization of 91380 and 91392. After we will calculate the factors of 91380 and 91392 and find the biggest common factor number .

Step-1: Prime Factorization of 91380

Prime factors of 91380 are 2, 3, 5, 1523. Prime factorization of 91380 in exponential form is:

91380 = 2² × 3¹ × 5¹ × 1523¹

Step-2: Prime Factorization of 91392

Prime factors of 91392 are 2, 3, 7, 17. Prime factorization of 91392 in exponential form is:

91392 = 2⁸ × 3¹ × 7¹ × 17¹

Step-3: Factors of 91380

List of positive integer factors of 91380 that divides 91380 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1523, 3046, 4569, 6092, 7615, 9138, 15230, 18276, 22845, 30460, 45690

Step-4: Factors of 91392

List of positive integer factors of 91392 that divides 91380 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 238, 256, 272, 336, 357, 384, 408, 448, 476, 544, 672, 714, 768, 816, 896, 952, 1088, 1344, 1428, 1632, 1792, 1904, 2176, 2688, 2856, 3264, 3808, 4352, 5376, 5712, 6528, 7616, 11424, 13056, 15232, 22848, 30464, 45696

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91380 and 91392. The biggest common factor number is the GCF number.
So the greatest common factor 91380 and 91392 is 12.

Also check out the Least Common Multiple of 91380 and 91392