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 7659, 7665 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7659 and 7665 is 3.
GCF(7659,7665) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7659
3 | 7659 |
3 | 2553 |
23 | 851 |
37 | 37 |
1 |
Prime factors of 7659 are 3,23,37. Prime factorization of 7659 in exponential form is:
7659 = 32×231×371
Prime Factorization of 7665
3 | 7665 |
5 | 2555 |
7 | 511 |
73 | 73 |
1 |
Prime factors of 7665 are 3,5,7,73. Prime factorization of 7665 in exponential form is:
7665 = 31×51×71×731
∴ So by taking common prime factors GCF of 7659 and 7665 is 3
Factors of 7659
List of positive integer factors of 7659 that divides 7659 without a remainder.
1,3,9,23,37,69,111,207,333,851,2553,7659
Factors of 7665
List of positive integer factors of 7665 that divides 7665 without a remainder.
1,3,5,7,15,21,35,73,105,219,365,511,1095,1533,2555,7665
Greatest Common Factor
We found the factors and prime factorization of 7659 and 7665. The biggest common factor number is the GCF number.
So the greatest common factor 7659 and 7665 is 3.
Also check out the Least Common Multiple of 7659 and 7665
(i) The GCF of 7659 and 7665 is associative
GCF of 7659 and 7665 = GCF of 7665 and 7659
1. What is the GCF of 7659 and 7665?
Answer: GCF of 7659 and 7665 is 3.
2. What are the Factors of 7659?
Answer: Factors of 7659 are 1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659. There are 12 integers that are factors of 7659. The greatest factor of 7659 is 7659.
3. What are the Factors of 7665?
Answer: Factors of 7665 are 1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665. There are 16 integers that are factors of 7665. The greatest factor of 7665 is 7665.
4. How to Find the GCF of 7659 and 7665?
Answer:
Greatest Common Factor of 7659 and 7665 = 3
Step 1: Find the prime factorization of 7659
7659 = 3 x 3 x 23 x 37
Step 2: Find the prime factorization of 7665
7665 = 3 x 5 x 7 x 73
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 3
Step 4: Therefore, the greatest common factor of 7659 and 7665 is 3