What is the Greatest Common Factor of 37872 and 37890?

Greatest common factor (GCF) of 37872 and 37890 is 18.

GCF(37872,37890) = 18

We will now calculate the prime factors of 37872 and 37890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 37872 and 37890.

How to find the GCF of 37872 and 37890?

We will first find the prime factorization of 37872 and 37890. After we will calculate the factors of 37872 and 37890 and find the biggest common factor number .

Step-1: Prime Factorization of 37872

Prime factors of 37872 are 2, 3, 263. Prime factorization of 37872 in exponential form is:

37872 = 2⁴ × 3² × 263¹

Step-2: Prime Factorization of 37890

Prime factors of 37890 are 2, 3, 5, 421. Prime factorization of 37890 in exponential form is:

37890 = 2¹ × 3² × 5¹ × 421¹

Step-3: Factors of 37872

List of positive integer factors of 37872 that divides 37872 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 263, 526, 789, 1052, 1578, 2104, 2367, 3156, 4208, 4734, 6312, 9468, 12624, 18936

Step-4: Factors of 37890

List of positive integer factors of 37890 that divides 37872 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 842, 1263, 2105, 2526, 3789, 4210, 6315, 7578, 12630, 18945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 37872 and 37890. The biggest common factor number is the GCF number.
So the greatest common factor 37872 and 37890 is 18.

Also check out the Least Common Multiple of 37872 and 37890