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 9705, 9709 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 9705 and 9709 is 1.
GCF(9705,9709) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 9705
3 | 9705 |
5 | 3235 |
647 | 647 |
1 |
Prime factors of 9705 are 3,5,647. Prime factorization of 9705 in exponential form is:
9705 = 31×51×6471
Prime Factorization of 9709
7 | 9709 |
19 | 1387 |
73 | 73 |
1 |
Prime factors of 9709 are 7,19,73. Prime factorization of 9709 in exponential form is:
9709 = 71×191×731
∴ So by taking common prime factors GCF of 9705 and 9709 is 1
Factors of 9705
List of positive integer factors of 9705 that divides 9705 without a remainder.
1,3,5,15,647,1941,3235,9705
Factors of 9709
List of positive integer factors of 9709 that divides 9709 without a remainder.
1,7,19,73,133,511,1387,9709
Greatest Common Factor
We found the factors and prime factorization of 9705 and 9709. The biggest common factor number is the GCF number.
So the greatest common factor 9705 and 9709 is 1.
Also check out the Least Common Multiple of 9705 and 9709
(i) The GCF of 9705 and 9709 is associative
GCF of 9705 and 9709 = GCF of 9709 and 9705
1. What is the GCF of 9705 and 9709?
Answer: GCF of 9705 and 9709 is 1.
2. What are the Factors of 9705?
Answer: Factors of 9705 are 1, 3, 5, 15, 647, 1941, 3235, 9705. There are 8 integers that are factors of 9705. The greatest factor of 9705 is 9705.
3. What are the Factors of 9709?
Answer: Factors of 9709 are 1, 7, 19, 73, 133, 511, 1387, 9709. There are 8 integers that are factors of 9709. The greatest factor of 9709 is 9709.
4. How to Find the GCF of 9705 and 9709?
Answer:
Greatest Common Factor of 9705 and 9709 = 1
Step 1: Find the prime factorization of 9705
9705 = 3 x 5 x 647
Step 2: Find the prime factorization of 9709
9709 = 7 x 19 x 73
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 9705 and 9709 is 1