What is the Greatest Common Factor of 85490 and 85502?

Greatest common factor (GCF) of 85490 and 85502 is 2.

GCF(85490,85502) = 2

We will now calculate the prime factors of 85490 and 85502, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85490 and 85502.

How to find the GCF of 85490 and 85502?

We will first find the prime factorization of 85490 and 85502. After we will calculate the factors of 85490 and 85502 and find the biggest common factor number .

Step-1: Prime Factorization of 85490

Prime factors of 85490 are 2, 5, 83, 103. Prime factorization of 85490 in exponential form is:

85490 = 2¹ × 5¹ × 83¹ × 103¹

Step-2: Prime Factorization of 85502

Prime factors of 85502 are 2, 42751. Prime factorization of 85502 in exponential form is:

85502 = 2¹ × 42751¹

Step-3: Factors of 85490

List of positive integer factors of 85490 that divides 85490 without a remainder.

1, 2, 5, 10, 83, 103, 166, 206, 415, 515, 830, 1030, 8549, 17098, 42745

Step-4: Factors of 85502

List of positive integer factors of 85502 that divides 85490 without a remainder.

1, 2, 42751

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85490 and 85502. The biggest common factor number is the GCF number.
So the greatest common factor 85490 and 85502 is 2.

Also check out the Least Common Multiple of 85490 and 85502