What is the Greatest Common Factor of 68112 and 68121?

Greatest common factor (GCF) of 68112 and 68121 is 9.

GCF(68112,68121) = 9

We will now calculate the prime factors of 68112 and 68121, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68112 and 68121.

How to find the GCF of 68112 and 68121?

We will first find the prime factorization of 68112 and 68121. After we will calculate the factors of 68112 and 68121 and find the biggest common factor number .

Step-1: Prime Factorization of 68112

Prime factors of 68112 are 2, 3, 11, 43. Prime factorization of 68112 in exponential form is:

68112 = 2⁴ × 3² × 11¹ × 43¹

Step-2: Prime Factorization of 68121

Prime factors of 68121 are 3, 29. Prime factorization of 68121 in exponential form is:

68121 = 3⁴ × 29²

Step-3: Factors of 68112

List of positive integer factors of 68112 that divides 68112 without a remainder.

1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 43, 44, 48, 66, 72, 86, 88, 99, 129, 132, 144, 172, 176, 198, 258, 264, 344, 387, 396, 473, 516, 528, 688, 774, 792, 946, 1032, 1419, 1548, 1584, 1892, 2064, 2838, 3096, 3784, 4257, 5676, 6192, 7568, 8514, 11352, 17028, 22704, 34056

Step-4: Factors of 68121

List of positive integer factors of 68121 that divides 68112 without a remainder.

1, 3, 9, 27, 29, 81, 87, 261, 783, 841, 2349, 2523, 7569, 22707

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68112 and 68121. The biggest common factor number is the GCF number.
So the greatest common factor 68112 and 68121 is 9.

Also check out the Least Common Multiple of 68112 and 68121