What is the Greatest Common Factor of 71648 and 71668?

Greatest common factor (GCF) of 71648 and 71668 is 4.

GCF(71648,71668) = 4

We will now calculate the prime factors of 71648 and 71668, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71648 and 71668.

How to find the GCF of 71648 and 71668?

We will first find the prime factorization of 71648 and 71668. After we will calculate the factors of 71648 and 71668 and find the biggest common factor number .

Step-1: Prime Factorization of 71648

Prime factors of 71648 are 2, 2239. Prime factorization of 71648 in exponential form is:

71648 = 2⁵ × 2239¹

Step-2: Prime Factorization of 71668

Prime factors of 71668 are 2, 19, 23, 41. Prime factorization of 71668 in exponential form is:

71668 = 2² × 19¹ × 23¹ × 41¹

Step-3: Factors of 71648

List of positive integer factors of 71648 that divides 71648 without a remainder.

1, 2, 4, 8, 16, 32, 2239, 4478, 8956, 17912, 35824

Step-4: Factors of 71668

List of positive integer factors of 71668 that divides 71648 without a remainder.

1, 2, 4, 19, 23, 38, 41, 46, 76, 82, 92, 164, 437, 779, 874, 943, 1558, 1748, 1886, 3116, 3772, 17917, 35834

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71648 and 71668. The biggest common factor number is the GCF number.
So the greatest common factor 71648 and 71668 is 4.

Also check out the Least Common Multiple of 71648 and 71668