What is the Greatest Common Factor of 43980 and 43992?

Greatest common factor (GCF) of 43980 and 43992 is 12.

GCF(43980,43992) = 12

We will now calculate the prime factors of 43980 and 43992, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43980 and 43992.

How to find the GCF of 43980 and 43992?

We will first find the prime factorization of 43980 and 43992. After we will calculate the factors of 43980 and 43992 and find the biggest common factor number .

Step-1: Prime Factorization of 43980

Prime factors of 43980 are 2, 3, 5, 733. Prime factorization of 43980 in exponential form is:

43980 = 2² × 3¹ × 5¹ × 733¹

Step-2: Prime Factorization of 43992

Prime factors of 43992 are 2, 3, 13, 47. Prime factorization of 43992 in exponential form is:

43992 = 2³ × 3² × 13¹ × 47¹

Step-3: Factors of 43980

List of positive integer factors of 43980 that divides 43980 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 733, 1466, 2199, 2932, 3665, 4398, 7330, 8796, 10995, 14660, 21990

Step-4: Factors of 43992

List of positive integer factors of 43992 that divides 43980 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 47, 52, 72, 78, 94, 104, 117, 141, 156, 188, 234, 282, 312, 376, 423, 468, 564, 611, 846, 936, 1128, 1222, 1692, 1833, 2444, 3384, 3666, 4888, 5499, 7332, 10998, 14664, 21996

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43980 and 43992. The biggest common factor number is the GCF number.
So the greatest common factor 43980 and 43992 is 12.

Also check out the Least Common Multiple of 43980 and 43992