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 7278, 7285 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7278 and 7285 is 1.
GCF(7278,7285) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7278
2 | 7278 |
3 | 3639 |
1213 | 1213 |
1 |
Prime factors of 7278 are 2,3,1213. Prime factorization of 7278 in exponential form is:
7278 = 21×31×12131
Prime Factorization of 7285
5 | 7285 |
31 | 1457 |
47 | 47 |
1 |
Prime factors of 7285 are 5,31,47. Prime factorization of 7285 in exponential form is:
7285 = 51×311×471
∴ So by taking common prime factors GCF of 7278 and 7285 is 1
Factors of 7278
List of positive integer factors of 7278 that divides 7278 without a remainder.
1,2,3,6,1213,2426,3639,7278
Factors of 7285
List of positive integer factors of 7285 that divides 7285 without a remainder.
1,5,31,47,155,235,1457,7285
Greatest Common Factor
We found the factors and prime factorization of 7278 and 7285. The biggest common factor number is the GCF number.
So the greatest common factor 7278 and 7285 is 1.
Also check out the Least Common Multiple of 7278 and 7285
(i) The GCF of 7278 and 7285 is associative
GCF of 7278 and 7285 = GCF of 7285 and 7278
1. What is the GCF of 7278 and 7285?
Answer: GCF of 7278 and 7285 is 1.
2. What are the Factors of 7278?
Answer: Factors of 7278 are 1, 2, 3, 6, 1213, 2426, 3639, 7278. There are 8 integers that are factors of 7278. The greatest factor of 7278 is 7278.
3. What are the Factors of 7285?
Answer: Factors of 7285 are 1, 5, 31, 47, 155, 235, 1457, 7285. There are 8 integers that are factors of 7285. The greatest factor of 7285 is 7285.
4. How to Find the GCF of 7278 and 7285?
Answer:
Greatest Common Factor of 7278 and 7285 = 1
Step 1: Find the prime factorization of 7278
7278 = 2 x 3 x 1213
Step 2: Find the prime factorization of 7285
7285 = 5 x 31 x 47
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 7278 and 7285 is 1