What is the Greatest Common Factor of 10801 and 10815?

Greatest common factor (GCF) of 10801 and 10815 is 7.

GCF(10801,10815) = 7

We will now calculate the prime factors of 10801 and 10815, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10801 and 10815.

How to find the GCF of 10801 and 10815?

We will first find the prime factorization of 10801 and 10815. After we will calculate the factors of 10801 and 10815 and find the biggest common factor number .

Step-1: Prime Factorization of 10801

Prime factors of 10801 are 7, 1543. Prime factorization of 10801 in exponential form is:

10801 = 7¹ × 1543¹

Step-2: Prime Factorization of 10815

Prime factors of 10815 are 3, 5, 7, 103. Prime factorization of 10815 in exponential form is:

10815 = 3¹ × 5¹ × 7¹ × 103¹

Step-3: Factors of 10801

List of positive integer factors of 10801 that divides 10801 without a remainder.

1, 7, 1543

Step-4: Factors of 10815

List of positive integer factors of 10815 that divides 10801 without a remainder.

1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10801 and 10815. The biggest common factor number is the GCF number.
So the greatest common factor 10801 and 10815 is 7.

Also check out the Least Common Multiple of 10801 and 10815