What is the Greatest Common Factor of 63890 and 63908?

Greatest common factor (GCF) of 63890 and 63908 is 2.

GCF(63890,63908) = 2

We will now calculate the prime factors of 63890 and 63908, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63890 and 63908.

How to find the GCF of 63890 and 63908?

We will first find the prime factorization of 63890 and 63908. After we will calculate the factors of 63890 and 63908 and find the biggest common factor number .

Step-1: Prime Factorization of 63890

Prime factors of 63890 are 2, 5, 6389. Prime factorization of 63890 in exponential form is:

63890 = 2¹ × 5¹ × 6389¹

Step-2: Prime Factorization of 63908

Prime factors of 63908 are 2, 13, 1229. Prime factorization of 63908 in exponential form is:

63908 = 2² × 13¹ × 1229¹

Step-3: Factors of 63890

List of positive integer factors of 63890 that divides 63890 without a remainder.

1, 2, 5, 10, 6389, 12778, 31945

Step-4: Factors of 63908

List of positive integer factors of 63908 that divides 63890 without a remainder.

1, 2, 4, 13, 26, 52, 1229, 2458, 4916, 15977, 31954

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63890 and 63908. The biggest common factor number is the GCF number.
So the greatest common factor 63890 and 63908 is 2.

Also check out the Least Common Multiple of 63890 and 63908