What is the Greatest Common Factor of 37940 and 37947?

Greatest common factor (GCF) of 37940 and 37947 is 7.

GCF(37940,37947) = 7

We will now calculate the prime factors of 37940 and 37947, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 37940 and 37947.

How to find the GCF of 37940 and 37947?

We will first find the prime factorization of 37940 and 37947. After we will calculate the factors of 37940 and 37947 and find the biggest common factor number .

Step-1: Prime Factorization of 37940

Prime factors of 37940 are 2, 5, 7, 271. Prime factorization of 37940 in exponential form is:

37940 = 2² × 5¹ × 7¹ × 271¹

Step-2: Prime Factorization of 37947

Prime factors of 37947 are 3, 7, 13, 139. Prime factorization of 37947 in exponential form is:

37947 = 3¹ × 7¹ × 13¹ × 139¹

Step-3: Factors of 37940

List of positive integer factors of 37940 that divides 37940 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 5420, 7588, 9485, 18970

Step-4: Factors of 37947

List of positive integer factors of 37947 that divides 37940 without a remainder.

1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2919, 5421, 12649

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 37940 and 37947. The biggest common factor number is the GCF number.
So the greatest common factor 37940 and 37947 is 7.

Also check out the Least Common Multiple of 37940 and 37947