What is the Greatest Common Factor of 40278 and 40298?

Greatest common factor (GCF) of 40278 and 40298 is 2.

GCF(40278,40298) = 2

We will now calculate the prime factors of 40278 and 40298, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40278 and 40298.

How to find the GCF of 40278 and 40298?

We will first find the prime factorization of 40278 and 40298. After we will calculate the factors of 40278 and 40298 and find the biggest common factor number .

Step-1: Prime Factorization of 40278

Prime factors of 40278 are 2, 3, 7, 137. Prime factorization of 40278 in exponential form is:

40278 = 2¹ × 3¹ × 7² × 137¹

Step-2: Prime Factorization of 40298

Prime factors of 40298 are 2, 20149. Prime factorization of 40298 in exponential form is:

40298 = 2¹ × 20149¹

Step-3: Factors of 40278

List of positive integer factors of 40278 that divides 40278 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 137, 147, 274, 294, 411, 822, 959, 1918, 2877, 5754, 6713, 13426, 20139

Step-4: Factors of 40298

List of positive integer factors of 40298 that divides 40278 without a remainder.

1, 2, 20149

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40278 and 40298. The biggest common factor number is the GCF number.
So the greatest common factor 40278 and 40298 is 2.

Also check out the Least Common Multiple of 40278 and 40298