What is the Greatest Common Factor of 68478 and 68487?

Greatest common factor (GCF) of 68478 and 68487 is 3.

GCF(68478,68487) = 3

We will now calculate the prime factors of 68478 and 68487, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68478 and 68487.

How to find the GCF of 68478 and 68487?

We will first find the prime factorization of 68478 and 68487. After we will calculate the factors of 68478 and 68487 and find the biggest common factor number .

Step-1: Prime Factorization of 68478

Prime factors of 68478 are 2, 3, 101, 113. Prime factorization of 68478 in exponential form is:

68478 = 2¹ × 3¹ × 101¹ × 113¹

Step-2: Prime Factorization of 68487

Prime factors of 68487 are 3, 37, 617. Prime factorization of 68487 in exponential form is:

68487 = 3¹ × 37¹ × 617¹

Step-3: Factors of 68478

List of positive integer factors of 68478 that divides 68478 without a remainder.

1, 2, 3, 6, 101, 113, 202, 226, 303, 339, 606, 678, 11413, 22826, 34239

Step-4: Factors of 68487

List of positive integer factors of 68487 that divides 68478 without a remainder.

1, 3, 37, 111, 617, 1851, 22829

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68478 and 68487. The biggest common factor number is the GCF number.
So the greatest common factor 68478 and 68487 is 3.

Also check out the Least Common Multiple of 68478 and 68487