What is the Greatest Common Factor of 66846 and 66860?

Greatest common factor (GCF) of 66846 and 66860 is 2.

GCF(66846,66860) = 2

We will now calculate the prime factors of 66846 and 66860, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66846 and 66860.

How to find the GCF of 66846 and 66860?

We will first find the prime factorization of 66846 and 66860. After we will calculate the factors of 66846 and 66860 and find the biggest common factor number .

Step-1: Prime Factorization of 66846

Prime factors of 66846 are 2, 3, 13, 857. Prime factorization of 66846 in exponential form is:

66846 = 2¹ × 3¹ × 13¹ × 857¹

Step-2: Prime Factorization of 66860

Prime factors of 66860 are 2, 5, 3343. Prime factorization of 66860 in exponential form is:

66860 = 2² × 5¹ × 3343¹

Step-3: Factors of 66846

List of positive integer factors of 66846 that divides 66846 without a remainder.

1, 2, 3, 6, 13, 26, 39, 78, 857, 1714, 2571, 5142, 11141, 22282, 33423

Step-4: Factors of 66860

List of positive integer factors of 66860 that divides 66846 without a remainder.

1, 2, 4, 5, 10, 20, 3343, 6686, 13372, 16715, 33430

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66846 and 66860. The biggest common factor number is the GCF number.
So the greatest common factor 66846 and 66860 is 2.

Also check out the Least Common Multiple of 66846 and 66860