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 872, 873 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 872 and 873 is 1.
GCF(872,873) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 872
2 | 872 |
2 | 436 |
2 | 218 |
109 | 109 |
1 |
Prime factors of 872 are 2,109. Prime factorization of 872 in exponential form is:
872 = 23×1091
Prime Factorization of 873
3 | 873 |
3 | 291 |
97 | 97 |
1 |
Prime factors of 873 are 3,97. Prime factorization of 873 in exponential form is:
873 = 32×971
∴ So by taking common prime factors GCF of 872 and 873 is 1
Factors of 872
List of positive integer factors of 872 that divides 872 without a remainder.
1,2,4,8,109,218,436,872
Factors of 873
List of positive integer factors of 873 that divides 873 without a remainder.
1,3,9,97,291,873
Greatest Common Factor
We found the factors and prime factorization of 872 and 873. The biggest common factor number is the GCF number.
So the greatest common factor 872 and 873 is 1.
Also check out the Least Common Multiple of 872 and 873
(i) The GCF of 872 and 873 is associative
GCF of 872 and 873 = GCF of 873 and 872
1. What is the GCF of 872 and 873?
Answer: GCF of 872 and 873 is 1.
2. What are the Factors of 872?
Answer: Factors of 872 are 1, 2, 4, 8, 109, 218, 436, 872. There are 8 integers that are factors of 872. The greatest factor of 872 is 872.
3. What are the Factors of 873?
Answer: Factors of 873 are 1, 3, 9, 97, 291, 873. There are 6 integers that are factors of 873. The greatest factor of 873 is 873.
4. How to Find the GCF of 872 and 873?
Answer:
Greatest Common Factor of 872 and 873 = 1
Step 1: Find the prime factorization of 872
872 = 2 x 2 x 2 x 109
Step 2: Find the prime factorization of 873
873 = 3 x 3 x 97
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 872 and 873 is 1