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What is the Greatest Common Factor of 3720 and 3732?

Greatest common factor (GCF) of 3720 and 3732 is 12.

GCF(3720,3732) = 12

We will now calculate the prime factors of 3720 and 3732, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3720 and 3732.

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How to find the GCF of 3720 and 3732?

We will first find the prime factorization of 3720 and 3732. After we will calculate the factors of 3720 and 3732 and find the biggest common factor number .

Step-1: Prime Factorization of 3720

Prime factors of 3720 are 2, 3, 5, 31. Prime factorization of 3720 in exponential form is:

3720 = 23 × 31 × 51 × 311

Step-2: Prime Factorization of 3732

Prime factors of 3732 are 2, 3, 311. Prime factorization of 3732 in exponential form is:

3732 = 22 × 31 × 3111

Step-3: Factors of 3720

List of positive integer factors of 3720 that divides 3720 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860

Step-4: Factors of 3732

List of positive integer factors of 3732 that divides 3720 without a remainder.

1, 2, 3, 4, 6, 12, 311, 622, 933, 1244, 1866

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3720 and 3732. The biggest common factor number is the GCF number.
So the greatest common factor 3720 and 3732 is 12.

Also check out the Least Common Multiple of 3720 and 3732