What is the Greatest Common Factor of 63003 and 63015?

Greatest common factor (GCF) of 63003 and 63015 is 3.

GCF(63003,63015) = 3

We will now calculate the prime factors of 63003 and 63015, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63003 and 63015.

How to find the GCF of 63003 and 63015?

We will first find the prime factorization of 63003 and 63015. After we will calculate the factors of 63003 and 63015 and find the biggest common factor number .

Step-1: Prime Factorization of 63003

Prime factors of 63003 are 3, 21001. Prime factorization of 63003 in exponential form is:

63003 = 3¹ × 21001¹

Step-2: Prime Factorization of 63015

Prime factors of 63015 are 3, 5, 4201. Prime factorization of 63015 in exponential form is:

63015 = 3¹ × 5¹ × 4201¹

Step-3: Factors of 63003

List of positive integer factors of 63003 that divides 63003 without a remainder.

1, 3, 21001

Step-4: Factors of 63015

List of positive integer factors of 63015 that divides 63003 without a remainder.

1, 3, 5, 15, 4201, 12603, 21005

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63003 and 63015. The biggest common factor number is the GCF number.
So the greatest common factor 63003 and 63015 is 3.

Also check out the Least Common Multiple of 63003 and 63015