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 1305, 1306 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1305 and 1306 is 1.
GCF(1305,1306) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1305
3 | 1305 |
3 | 435 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 1305 are 3,5,29. Prime factorization of 1305 in exponential form is:
1305 = 32×51×291
Prime Factorization of 1306
2 | 1306 |
653 | 653 |
1 |
Prime factors of 1306 are 2,653. Prime factorization of 1306 in exponential form is:
1306 = 21×6531
∴ So by taking common prime factors GCF of 1305 and 1306 is 1
Factors of 1305
List of positive integer factors of 1305 that divides 1305 without a remainder.
1,3,5,9,15,29,45,87,145,261,435,1305
Factors of 1306
List of positive integer factors of 1306 that divides 1306 without a remainder.
1,2,653,1306
Greatest Common Factor
We found the factors and prime factorization of 1305 and 1306. The biggest common factor number is the GCF number.
So the greatest common factor 1305 and 1306 is 1.
Also check out the Least Common Multiple of 1305 and 1306
(i) The GCF of 1305 and 1306 is associative
GCF of 1305 and 1306 = GCF of 1306 and 1305
1. What is the GCF of 1305 and 1306?
Answer: GCF of 1305 and 1306 is 1.
2. What are the Factors of 1305?
Answer: Factors of 1305 are 1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305. There are 12 integers that are factors of 1305. The greatest factor of 1305 is 1305.
3. What are the Factors of 1306?
Answer: Factors of 1306 are 1, 2, 653, 1306. There are 4 integers that are factors of 1306. The greatest factor of 1306 is 1306.
4. How to Find the GCF of 1305 and 1306?
Answer:
Greatest Common Factor of 1305 and 1306 = 1
Step 1: Find the prime factorization of 1305
1305 = 3 x 3 x 5 x 29
Step 2: Find the prime factorization of 1306
1306 = 2 x 653
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 1305 and 1306 is 1