What is the Greatest Common Factor of 83720 and 83724?

Greatest common factor (GCF) of 83720 and 83724 is 4.

GCF(83720,83724) = 4

We will now calculate the prime factors of 83720 and 83724, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83720 and 83724.

How to find the GCF of 83720 and 83724?

We will first find the prime factorization of 83720 and 83724. After we will calculate the factors of 83720 and 83724 and find the biggest common factor number .

Step-1: Prime Factorization of 83720

Prime factors of 83720 are 2, 5, 7, 13, 23. Prime factorization of 83720 in exponential form is:

83720 = 2³ × 5¹ × 7¹ × 13¹ × 23¹

Step-2: Prime Factorization of 83724

Prime factors of 83724 are 2, 3, 6977. Prime factorization of 83724 in exponential form is:

83724 = 2² × 3¹ × 6977¹

Step-3: Factors of 83720

List of positive integer factors of 83720 that divides 83720 without a remainder.

1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 1196, 1288, 1495, 1610, 1820, 2093, 2392, 2990, 3220, 3640, 4186, 5980, 6440, 8372, 10465, 11960, 16744, 20930, 41860

Step-4: Factors of 83724

List of positive integer factors of 83724 that divides 83720 without a remainder.

1, 2, 3, 4, 6, 12, 6977, 13954, 20931, 27908, 41862

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83720 and 83724. The biggest common factor number is the GCF number.
So the greatest common factor 83720 and 83724 is 4.

Also check out the Least Common Multiple of 83720 and 83724