What is the Greatest Common Factor of 82400 and 82404?

Greatest common factor (GCF) of 82400 and 82404 is 4.

GCF(82400,82404) = 4

We will now calculate the prime factors of 82400 and 82404, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82400 and 82404.

How to find the GCF of 82400 and 82404?

We will first find the prime factorization of 82400 and 82404. After we will calculate the factors of 82400 and 82404 and find the biggest common factor number .

Step-1: Prime Factorization of 82400

Prime factors of 82400 are 2, 5, 103. Prime factorization of 82400 in exponential form is:

82400 = 2⁵ × 5² × 103¹

Step-2: Prime Factorization of 82404

Prime factors of 82404 are 2, 3, 7, 109. Prime factorization of 82404 in exponential form is:

82404 = 2² × 3³ × 7¹ × 109¹

Step-3: Factors of 82400

List of positive integer factors of 82400 that divides 82400 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 400, 412, 515, 800, 824, 1030, 1648, 2060, 2575, 3296, 4120, 5150, 8240, 10300, 16480, 20600, 41200

Step-4: Factors of 82404

List of positive integer factors of 82404 that divides 82400 without a remainder.

1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 109, 126, 189, 218, 252, 327, 378, 436, 654, 756, 763, 981, 1308, 1526, 1962, 2289, 2943, 3052, 3924, 4578, 5886, 6867, 9156, 11772, 13734, 20601, 27468, 41202

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82400 and 82404. The biggest common factor number is the GCF number.
So the greatest common factor 82400 and 82404 is 4.

Also check out the Least Common Multiple of 82400 and 82404