What is the Greatest Common Factor of 85490 and 85510?

Greatest common factor (GCF) of 85490 and 85510 is 10.

GCF(85490,85510) = 10

We will now calculate the prime factors of 85490 and 85510, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85490 and 85510.

How to find the GCF of 85490 and 85510?

We will first find the prime factorization of 85490 and 85510. After we will calculate the factors of 85490 and 85510 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 85510

Prime factors of 85510 are 2, 5, 17, 503. Prime factorization of 85510 in exponential form is:

85510 = 2¹ × 5¹ × 17¹ × 503¹

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 85510

List of positive integer factors of 85510 that divides 85490 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 503, 1006, 2515, 5030, 8551, 17102, 42755

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85490 and 85510. The biggest common factor number is the GCF number.
So the greatest common factor 85490 and 85510 is 10.

Also check out the Least Common Multiple of 85490 and 85510