What is the Greatest Common Factor of 80702 and 80720?

Greatest common factor (GCF) of 80702 and 80720 is 2.

GCF(80702,80720) = 2

We will now calculate the prime factors of 80702 and 80720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80702 and 80720.

How to find the GCF of 80702 and 80720?

We will first find the prime factorization of 80702 and 80720. After we will calculate the factors of 80702 and 80720 and find the biggest common factor number .

Step-1: Prime Factorization of 80702

Prime factors of 80702 are 2, 40351. Prime factorization of 80702 in exponential form is:

80702 = 2¹ × 40351¹

Step-2: Prime Factorization of 80720

Prime factors of 80720 are 2, 5, 1009. Prime factorization of 80720 in exponential form is:

80720 = 2⁴ × 5¹ × 1009¹

Step-3: Factors of 80702

List of positive integer factors of 80702 that divides 80702 without a remainder.

1, 2, 40351

Step-4: Factors of 80720

List of positive integer factors of 80720 that divides 80702 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1009, 2018, 4036, 5045, 8072, 10090, 16144, 20180, 40360

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80702 and 80720. The biggest common factor number is the GCF number.
So the greatest common factor 80702 and 80720 is 2.

Also check out the Least Common Multiple of 80702 and 80720