What is the Greatest Common Factor of 63513 and 63531?

Greatest common factor (GCF) of 63513 and 63531 is 9.

GCF(63513,63531) = 9

We will now calculate the prime factors of 63513 and 63531, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63513 and 63531.

How to find the GCF of 63513 and 63531?

We will first find the prime factorization of 63513 and 63531. After we will calculate the factors of 63513 and 63531 and find the biggest common factor number .

Step-1: Prime Factorization of 63513

Prime factors of 63513 are 3, 7057. Prime factorization of 63513 in exponential form is:

63513 = 3² × 7057¹

Step-2: Prime Factorization of 63531

Prime factors of 63531 are 3, 13, 181. Prime factorization of 63531 in exponential form is:

63531 = 3³ × 13¹ × 181¹

Step-3: Factors of 63513

List of positive integer factors of 63513 that divides 63513 without a remainder.

1, 3, 9, 7057, 21171

Step-4: Factors of 63531

List of positive integer factors of 63531 that divides 63513 without a remainder.

1, 3, 9, 13, 27, 39, 117, 181, 351, 543, 1629, 2353, 4887, 7059, 21177

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63513 and 63531. The biggest common factor number is the GCF number.
So the greatest common factor 63513 and 63531 is 9.

Also check out the Least Common Multiple of 63513 and 63531