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 1282, 1288 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1282 and 1288 is 2.
GCF(1282,1288) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
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
Prime Factorization of 1288
2 | 1288 |
2 | 644 |
2 | 322 |
7 | 161 |
23 | 23 |
1 |
Prime factors of 1288 are 2,7,23. Prime factorization of 1288 in exponential form is:
1288 = 23×71×231
∴ So by taking common prime factors GCF of 1282 and 1288 is 2
Factors of 1282
List of positive integer factors of 1282 that divides 1282 without a remainder.
1,2,641,1282
Factors of 1288
List of positive integer factors of 1288 that divides 1288 without a remainder.
1,2,4,7,8,14,23,28,46,56,92,161,184,322,644,1288
Greatest Common Factor
We found the factors and prime factorization of 1282 and 1288. The biggest common factor number is the GCF number.
So the greatest common factor 1282 and 1288 is 2.
Also check out the Least Common Multiple of 1282 and 1288
(i) The GCF of 1282 and 1288 is associative
GCF of 1282 and 1288 = GCF of 1288 and 1282
1. What is the GCF of 1282 and 1288?
Answer: GCF of 1282 and 1288 is 2.
2. 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.
3. What are the Factors of 1288?
Answer: Factors of 1288 are 1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288. There are 16 integers that are factors of 1288. The greatest factor of 1288 is 1288.
4. How to Find the GCF of 1282 and 1288?
Answer:
Greatest Common Factor of 1282 and 1288 = 2
Step 1: Find the prime factorization of 1282
1282 = 2 x 641
Step 2: Find the prime factorization of 1288
1288 = 2 x 2 x 2 x 7 x 23
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 1282 and 1288 is 2