What is the Greatest Common Factor of 68840 and 68846?

Greatest common factor (GCF) of 68840 and 68846 is 2.

GCF(68840,68846) = 2

We will now calculate the prime factors of 68840 and 68846, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68840 and 68846.

How to find the GCF of 68840 and 68846?

We will first find the prime factorization of 68840 and 68846. After we will calculate the factors of 68840 and 68846 and find the biggest common factor number .

Step-1: Prime Factorization of 68840

Prime factors of 68840 are 2, 5, 1721. Prime factorization of 68840 in exponential form is:

68840 = 2³ × 5¹ × 1721¹

Step-2: Prime Factorization of 68846

Prime factors of 68846 are 2, 29, 1187. Prime factorization of 68846 in exponential form is:

68846 = 2¹ × 29¹ × 1187¹

Step-3: Factors of 68840

List of positive integer factors of 68840 that divides 68840 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1721, 3442, 6884, 8605, 13768, 17210, 34420

Step-4: Factors of 68846

List of positive integer factors of 68846 that divides 68840 without a remainder.

1, 2, 29, 58, 1187, 2374, 34423

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68840 and 68846. The biggest common factor number is the GCF number.
So the greatest common factor 68840 and 68846 is 2.

Also check out the Least Common Multiple of 68840 and 68846