What is the Greatest Common Factor of 82782 and 82800?

Greatest common factor (GCF) of 82782 and 82800 is 18.

GCF(82782,82800) = 18

We will now calculate the prime factors of 82782 and 82800, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82782 and 82800.

How to find the GCF of 82782 and 82800?

We will first find the prime factorization of 82782 and 82800. After we will calculate the factors of 82782 and 82800 and find the biggest common factor number .

Step-1: Prime Factorization of 82782

Prime factors of 82782 are 2, 3, 7, 73. Prime factorization of 82782 in exponential form is:

82782 = 2¹ × 3⁴ × 7¹ × 73¹

Step-2: Prime Factorization of 82800

Prime factors of 82800 are 2, 3, 5, 23. Prime factorization of 82800 in exponential form is:

82800 = 2⁴ × 3² × 5² × 23¹

Step-3: Factors of 82782

List of positive integer factors of 82782 that divides 82782 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 81, 126, 146, 162, 189, 219, 378, 438, 511, 567, 657, 1022, 1134, 1314, 1533, 1971, 3066, 3942, 4599, 5913, 9198, 11826, 13797, 27594, 41391

Step-4: Factors of 82800

List of positive integer factors of 82800 that divides 82782 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 276, 300, 345, 360, 368, 400, 414, 450, 460, 552, 575, 600, 690, 720, 828, 900, 920, 1035, 1104, 1150, 1200, 1380, 1656, 1725, 1800, 1840, 2070, 2300, 2760, 3312, 3450, 3600, 4140, 4600, 5175, 5520, 6900, 8280, 9200, 10350, 13800, 16560, 20700, 27600, 41400

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82782 and 82800. The biggest common factor number is the GCF number.
So the greatest common factor 82782 and 82800 is 18.

Also check out the Least Common Multiple of 82782 and 82800