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 1275, 1282 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1275 and 1282 is 1.
GCF(1275,1282) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1275
3 | 1275 |
5 | 425 |
5 | 85 |
17 | 17 |
1 |
Prime factors of 1275 are 3,5,17. Prime factorization of 1275 in exponential form is:
1275 = 31×52×171
Prime Factorization of 1282
2 | 1282 |
641 | 641 |
1 |
Prime factors of 1282 are 2,641. Prime factorization of 1282 in exponential form is:
1282 = 21×6411
∴ So by taking common prime factors GCF of 1275 and 1282 is 1
Factors of 1275
List of positive integer factors of 1275 that divides 1275 without a remainder.
1,3,5,15,17,25,51,75,85,255,425,1275
Factors of 1282
List of positive integer factors of 1282 that divides 1282 without a remainder.
1,2,641,1282
Greatest Common Factor
We found the factors and prime factorization of 1275 and 1282. The biggest common factor number is the GCF number.
So the greatest common factor 1275 and 1282 is 1.
Also check out the Least Common Multiple of 1275 and 1282
(i) The GCF of 1275 and 1282 is associative
GCF of 1275 and 1282 = GCF of 1282 and 1275
1. What is the GCF of 1275 and 1282?
Answer: GCF of 1275 and 1282 is 1.
2. What are the Factors of 1275?
Answer: Factors of 1275 are 1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275. There are 12 integers that are factors of 1275. The greatest factor of 1275 is 1275.
3. What are the Factors of 1282?
Answer: Factors of 1282 are 1, 2, 641, 1282. There are 4 integers that are factors of 1282. The greatest factor of 1282 is 1282.
4. How to Find the GCF of 1275 and 1282?
Answer:
Greatest Common Factor of 1275 and 1282 = 1
Step 1: Find the prime factorization of 1275
1275 = 3 x 5 x 5 x 17
Step 2: Find the prime factorization of 1282
1282 = 2 x 641
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 1275 and 1282 is 1