Greatest Common Factor of 9990 and 9997

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 9990, 9997 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 9990 and 9997 is 1.

GCF(9990,9997) = 1

GCF of 9990 and 9997

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 9990 and 9997

GCF of 9990 and 9997 is 1

Prime Factorization of 9990


2 9990
3 4995
3 1665
3 555
5 185
37 37
1

Prime factors of 9990 are 2,3,5,37. Prime factorization of 9990 in exponential form is:

9990 = 21×33×51×371

Prime Factorization of 9997


13 9997
769 769
1

Prime factors of 9997 are 13,769. Prime factorization of 9997 in exponential form is:

9997 = 131×7691

∴ So by taking common prime factors GCF of 9990 and 9997 is 1

Greatest Common Factor of 9990 and 9997 by matching factors method

Factors of 9990

List of positive integer factors of 9990 that divides 9990 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,37,45,54,74,90,111,135,185,222,270,333,370,555,666,999,1110,1665,1998,3330,4995,9990

Factors of 9997

List of positive integer factors of 9997 that divides 9997 without a remainder.

1,13,769,9997

Greatest Common Factor

We found the factors and prime factorization of 9990 and 9997. The biggest common factor number is the GCF number.
So the greatest common factor 9990 and 9997 is 1.

Also check out the Least Common Multiple of 9990 and 9997

Properties of GCF 9990 and 9997

(i) The GCF of 9990 and 9997 is associative

GCF of 9990 and 9997 = GCF of 9997 and 9990

Frequently Asked Questions on GCF of 9990 and 9997

1. What is the GCF of 9990 and 9997?

Answer: GCF of 9990 and 9997 is 1.

2. What are the Factors of 9990?

Answer: Factors of 9990 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 9990. There are 32 integers that are factors of 9990. The greatest factor of 9990 is 9990.

3. What are the Factors of 9997?

Answer: Factors of 9997 are 1, 13, 769, 9997. There are 4 integers that are factors of 9997. The greatest factor of 9997 is 9997.

4. How to Find the GCF of 9990 and 9997?

Answer:

Greatest Common Factor of 9990 and 9997 = 1

Step 1: Find the prime factorization of 9990

9990 = 2 x 3 x 3 x 3 x 5 x 37

Step 2: Find the prime factorization of 9997

9997 = 13 x 769

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = = 1

Step 4: Therefore, the greatest common factor of 9990 and 9997 is 1