What is the Greatest Common Factor of 68710 and 68720?

Greatest common factor (GCF) of 68710 and 68720 is 10.

GCF(68710,68720) = 10

We will now calculate the prime factors of 68710 and 68720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68710 and 68720.

How to find the GCF of 68710 and 68720?

We will first find the prime factorization of 68710 and 68720. After we will calculate the factors of 68710 and 68720 and find the biggest common factor number .

Step-1: Prime Factorization of 68710

Prime factors of 68710 are 2, 5, 6871. Prime factorization of 68710 in exponential form is:

68710 = 2¹ × 5¹ × 6871¹

Step-2: Prime Factorization of 68720

Prime factors of 68720 are 2, 5, 859. Prime factorization of 68720 in exponential form is:

68720 = 2⁴ × 5¹ × 859¹

Step-3: Factors of 68710

List of positive integer factors of 68710 that divides 68710 without a remainder.

1, 2, 5, 10, 6871, 13742, 34355

Step-4: Factors of 68720

List of positive integer factors of 68720 that divides 68710 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 859, 1718, 3436, 4295, 6872, 8590, 13744, 17180, 34360

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68710 and 68720. The biggest common factor number is the GCF number.
So the greatest common factor 68710 and 68720 is 10.

Also check out the Least Common Multiple of 68710 and 68720