What is the Greatest Common Factor of 10990 and 11003?

Greatest common factor (GCF) of 10990 and 11003 is 1.

GCF(10990,11003) = 1

We will now calculate the prime factors of 10990 and 11003, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10990 and 11003.

How to find the GCF of 10990 and 11003?

We will first find the prime factorization of 10990 and 11003. After we will calculate the factors of 10990 and 11003 and find the biggest common factor number .

Step-1: Prime Factorization of 10990

Prime factors of 10990 are 2, 5, 7, 157. Prime factorization of 10990 in exponential form is:

10990 = 2¹ × 5¹ × 7¹ × 157¹

Step-2: Prime Factorization of 11003

Prime factors of 11003 are 11003. Prime factorization of 11003 in exponential form is:

11003 = 11003¹

Step-3: Factors of 10990

List of positive integer factors of 10990 that divides 10990 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495

Step-4: Factors of 11003

List of positive integer factors of 11003 that divides 10990 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10990 and 11003. The biggest common factor number is the GCF number.
So the greatest common factor 10990 and 11003 is 1.

Also check out the Least Common Multiple of 10990 and 11003