What is the Greatest Common Factor of 68247 and 68256?

Greatest common factor (GCF) of 68247 and 68256 is 9.

GCF(68247,68256) = 9

We will now calculate the prime factors of 68247 and 68256, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68247 and 68256.

How to find the GCF of 68247 and 68256?

We will first find the prime factorization of 68247 and 68256. After we will calculate the factors of 68247 and 68256 and find the biggest common factor number .

Step-1: Prime Factorization of 68247

Prime factors of 68247 are 3, 7583. Prime factorization of 68247 in exponential form is:

68247 = 3² × 7583¹

Step-2: Prime Factorization of 68256

Prime factors of 68256 are 2, 3, 79. Prime factorization of 68256 in exponential form is:

68256 = 2⁵ × 3³ × 79¹

Step-3: Factors of 68247

List of positive integer factors of 68247 that divides 68247 without a remainder.

1, 3, 9, 7583, 22749

Step-4: Factors of 68256

List of positive integer factors of 68256 that divides 68247 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 79, 96, 108, 144, 158, 216, 237, 288, 316, 432, 474, 632, 711, 864, 948, 1264, 1422, 1896, 2133, 2528, 2844, 3792, 4266, 5688, 7584, 8532, 11376, 17064, 22752, 34128

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68247 and 68256. The biggest common factor number is the GCF number.
So the greatest common factor 68247 and 68256 is 9.

Also check out the Least Common Multiple of 68247 and 68256