What is the Greatest Common Factor of 39090 and 39102?

Greatest common factor (GCF) of 39090 and 39102 is 6.

GCF(39090,39102) = 6

We will now calculate the prime factors of 39090 and 39102, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39090 and 39102.

How to find the GCF of 39090 and 39102?

We will first find the prime factorization of 39090 and 39102. After we will calculate the factors of 39090 and 39102 and find the biggest common factor number .

Step-1: Prime Factorization of 39090

Prime factors of 39090 are 2, 3, 5, 1303. Prime factorization of 39090 in exponential form is:

39090 = 2¹ × 3¹ × 5¹ × 1303¹

Step-2: Prime Factorization of 39102

Prime factors of 39102 are 2, 3, 7, 19. Prime factorization of 39102 in exponential form is:

39102 = 2¹ × 3¹ × 7³ × 19¹

Step-3: Factors of 39090

List of positive integer factors of 39090 that divides 39090 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1303, 2606, 3909, 6515, 7818, 13030, 19545

Step-4: Factors of 39102

List of positive integer factors of 39102 that divides 39090 without a remainder.

1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 343, 399, 686, 798, 931, 1029, 1862, 2058, 2793, 5586, 6517, 13034, 19551

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39090 and 39102. The biggest common factor number is the GCF number.
So the greatest common factor 39090 and 39102 is 6.

Also check out the Least Common Multiple of 39090 and 39102