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 8540, 8542 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 8540 and 8542 is 2.
GCF(8540,8542) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 8540
2 | 8540 |
2 | 4270 |
5 | 2135 |
7 | 427 |
61 | 61 |
1 |
Prime factors of 8540 are 2,5,7,61. Prime factorization of 8540 in exponential form is:
8540 = 22×51×71×611
Prime Factorization of 8542
2 | 8542 |
4271 | 4271 |
1 |
Prime factors of 8542 are 2,4271. Prime factorization of 8542 in exponential form is:
8542 = 21×42711
∴ So by taking common prime factors GCF of 8540 and 8542 is 2
Factors of 8540
List of positive integer factors of 8540 that divides 8540 without a remainder.
1,2,4,5,7,10,14,20,28,35,61,70,122,140,244,305,427,610,854,1220,1708,2135,4270,8540
Factors of 8542
List of positive integer factors of 8542 that divides 8542 without a remainder.
1,2,4271,8542
Greatest Common Factor
We found the factors and prime factorization of 8540 and 8542. The biggest common factor number is the GCF number.
So the greatest common factor 8540 and 8542 is 2.
Also check out the Least Common Multiple of 8540 and 8542
(i) The GCF of 8540 and 8542 is associative
GCF of 8540 and 8542 = GCF of 8542 and 8540
1. What is the GCF of 8540 and 8542?
Answer: GCF of 8540 and 8542 is 2.
2. What are the Factors of 8540?
Answer: Factors of 8540 are 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540. There are 24 integers that are factors of 8540. The greatest factor of 8540 is 8540.
3. What are the Factors of 8542?
Answer: Factors of 8542 are 1, 2, 4271, 8542. There are 4 integers that are factors of 8542. The greatest factor of 8542 is 8542.
4. How to Find the GCF of 8540 and 8542?
Answer:
Greatest Common Factor of 8540 and 8542 = 2
Step 1: Find the prime factorization of 8540
8540 = 2 x 2 x 5 x 7 x 61
Step 2: Find the prime factorization of 8542
8542 = 2 x 4271
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 8540 and 8542 is 2