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 800, 804 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 800 and 804 is 4.
GCF(800,804) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 800
2 | 800 |
2 | 400 |
2 | 200 |
2 | 100 |
2 | 50 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 800 are 2,5. Prime factorization of 800 in exponential form is:
800 = 25×52
Prime Factorization of 804
2 | 804 |
2 | 402 |
3 | 201 |
67 | 67 |
1 |
Prime factors of 804 are 2,3,67. Prime factorization of 804 in exponential form is:
804 = 22×31×671
∴ So by taking common prime factors GCF of 800 and 804 is 4
Factors of 800
List of positive integer factors of 800 that divides 800 without a remainder.
1,2,4,5,8,10,16,20,25,32,40,50,80,100,160,200,400,800
Factors of 804
List of positive integer factors of 804 that divides 804 without a remainder.
1,2,3,4,6,12,67,134,201,268,402,804
Greatest Common Factor
We found the factors and prime factorization of 800 and 804. The biggest common factor number is the GCF number.
So the greatest common factor 800 and 804 is 4.
Also check out the Least Common Multiple of 800 and 804
(i) The GCF of 800 and 804 is associative
GCF of 800 and 804 = GCF of 804 and 800
1. What is the GCF of 800 and 804?
Answer: GCF of 800 and 804 is 4.
2. What are the Factors of 800?
Answer: Factors of 800 are 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800. There are 18 integers that are factors of 800. The greatest factor of 800 is 800.
3. What are the Factors of 804?
Answer: Factors of 804 are 1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804. There are 12 integers that are factors of 804. The greatest factor of 804 is 804.
4. How to Find the GCF of 800 and 804?
Answer:
Greatest Common Factor of 800 and 804 = 4
Step 1: Find the prime factorization of 800
800 = 2 x 2 x 2 x 2 x 2 x 5 x 5
Step 2: Find the prime factorization of 804
804 = 2 x 2 x 3 x 67
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 800 and 804 is 4