What is the Greatest Common Factor of 82485 and 82490?

Greatest common factor (GCF) of 82485 and 82490 is 5.

GCF(82485,82490) = 5

We will now calculate the prime factors of 82485 and 82490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82485 and 82490.

How to find the GCF of 82485 and 82490?

We will first find the prime factorization of 82485 and 82490. After we will calculate the factors of 82485 and 82490 and find the biggest common factor number .

Step-1: Prime Factorization of 82485

Prime factors of 82485 are 3, 5, 13, 47. Prime factorization of 82485 in exponential form is:

82485 = 3³ × 5¹ × 13¹ × 47¹

Step-2: Prime Factorization of 82490

Prime factors of 82490 are 2, 5, 73, 113. Prime factorization of 82490 in exponential form is:

82490 = 2¹ × 5¹ × 73¹ × 113¹

Step-3: Factors of 82485

List of positive integer factors of 82485 that divides 82485 without a remainder.

1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 195, 235, 351, 423, 585, 611, 705, 1269, 1755, 1833, 2115, 3055, 5499, 6345, 9165, 16497, 27495

Step-4: Factors of 82490

List of positive integer factors of 82490 that divides 82485 without a remainder.

1, 2, 5, 10, 73, 113, 146, 226, 365, 565, 730, 1130, 8249, 16498, 41245

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82485 and 82490. The biggest common factor number is the GCF number.
So the greatest common factor 82485 and 82490 is 5.

Also check out the Least Common Multiple of 82485 and 82490