What is the Greatest Common Factor of 82980 and 82995?

Greatest common factor (GCF) of 82980 and 82995 is 15.

GCF(82980,82995) = 15

We will now calculate the prime factors of 82980 and 82995, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82980 and 82995.

How to find the GCF of 82980 and 82995?

We will first find the prime factorization of 82980 and 82995. After we will calculate the factors of 82980 and 82995 and find the biggest common factor number .

Step-1: Prime Factorization of 82980

Prime factors of 82980 are 2, 3, 5, 461. Prime factorization of 82980 in exponential form is:

82980 = 2² × 3² × 5¹ × 461¹

Step-2: Prime Factorization of 82995

Prime factors of 82995 are 3, 5, 11, 503. Prime factorization of 82995 in exponential form is:

82995 = 3¹ × 5¹ × 11¹ × 503¹

Step-3: Factors of 82980

List of positive integer factors of 82980 that divides 82980 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 1383, 1844, 2305, 2766, 4149, 4610, 5532, 6915, 8298, 9220, 13830, 16596, 20745, 27660, 41490

Step-4: Factors of 82995

List of positive integer factors of 82995 that divides 82980 without a remainder.

1, 3, 5, 11, 15, 33, 55, 165, 503, 1509, 2515, 5533, 7545, 16599, 27665

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82980 and 82995. The biggest common factor number is the GCF number.
So the greatest common factor 82980 and 82995 is 15.

Also check out the Least Common Multiple of 82980 and 82995