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 8555, 8561 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 8555 and 8561 is 1.
GCF(8555,8561) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 8555
5 | 8555 |
29 | 1711 |
59 | 59 |
1 |
Prime factors of 8555 are 5,29,59. Prime factorization of 8555 in exponential form is:
8555 = 51×291×591
Prime Factorization of 8561
7 | 8561 |
1223 | 1223 |
1 |
Prime factors of 8561 are 7,1223. Prime factorization of 8561 in exponential form is:
8561 = 71×12231
∴ So by taking common prime factors GCF of 8555 and 8561 is 1
Factors of 8555
List of positive integer factors of 8555 that divides 8555 without a remainder.
1,5,29,59,145,295,1711,8555
Factors of 8561
List of positive integer factors of 8561 that divides 8561 without a remainder.
1,7,1223,8561
Greatest Common Factor
We found the factors and prime factorization of 8555 and 8561. The biggest common factor number is the GCF number.
So the greatest common factor 8555 and 8561 is 1.
Also check out the Least Common Multiple of 8555 and 8561
(i) The GCF of 8555 and 8561 is associative
GCF of 8555 and 8561 = GCF of 8561 and 8555
1. What is the GCF of 8555 and 8561?
Answer: GCF of 8555 and 8561 is 1.
2. What are the Factors of 8555?
Answer: Factors of 8555 are 1, 5, 29, 59, 145, 295, 1711, 8555. There are 8 integers that are factors of 8555. The greatest factor of 8555 is 8555.
3. What are the Factors of 8561?
Answer: Factors of 8561 are 1, 7, 1223, 8561. There are 4 integers that are factors of 8561. The greatest factor of 8561 is 8561.
4. How to Find the GCF of 8555 and 8561?
Answer:
Greatest Common Factor of 8555 and 8561 = 1
Step 1: Find the prime factorization of 8555
8555 = 5 x 29 x 59
Step 2: Find the prime factorization of 8561
8561 = 7 x 1223
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 8555 and 8561 is 1