What is the Greatest Common Factor of 82908 and 82920?

Greatest common factor (GCF) of 82908 and 82920 is 12.

GCF(82908,82920) = 12

We will now calculate the prime factors of 82908 and 82920, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 82908 and 82920.

How to find the GCF of 82908 and 82920?

We will first find the prime factorization of 82908 and 82920. After we will calculate the factors of 82908 and 82920 and find the biggest common factor number .

Step-1: Prime Factorization of 82908

Prime factors of 82908 are 2, 3, 7, 47. Prime factorization of 82908 in exponential form is:

82908 = 2² × 3² × 7² × 47¹

Step-2: Prime Factorization of 82920

Prime factors of 82920 are 2, 3, 5, 691. Prime factorization of 82920 in exponential form is:

82920 = 2³ × 3¹ × 5¹ × 691¹

Step-3: Factors of 82908

List of positive integer factors of 82908 that divides 82908 without a remainder.

1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 49, 63, 84, 94, 98, 126, 141, 147, 188, 196, 252, 282, 294, 329, 423, 441, 564, 588, 658, 846, 882, 987, 1316, 1692, 1764, 1974, 2303, 2961, 3948, 4606, 5922, 6909, 9212, 11844, 13818, 20727, 27636, 41454

Step-4: Factors of 82920

List of positive integer factors of 82920 that divides 82908 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1382, 2073, 2764, 3455, 4146, 5528, 6910, 8292, 10365, 13820, 16584, 20730, 27640, 41460

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 82908 and 82920. The biggest common factor number is the GCF number.
So the greatest common factor 82908 and 82920 is 12.

Also check out the Least Common Multiple of 82908 and 82920