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 7635, 7640 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7635 and 7640 is 5.
GCF(7635,7640) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7635
3 | 7635 |
5 | 2545 |
509 | 509 |
1 |
Prime factors of 7635 are 3,5,509. Prime factorization of 7635 in exponential form is:
7635 = 31×51×5091
Prime Factorization of 7640
2 | 7640 |
2 | 3820 |
2 | 1910 |
5 | 955 |
191 | 191 |
1 |
Prime factors of 7640 are 2,5,191. Prime factorization of 7640 in exponential form is:
7640 = 23×51×1911
∴ So by taking common prime factors GCF of 7635 and 7640 is 5
Factors of 7635
List of positive integer factors of 7635 that divides 7635 without a remainder.
1,3,5,15,509,1527,2545,7635
Factors of 7640
List of positive integer factors of 7640 that divides 7640 without a remainder.
1,2,4,5,8,10,20,40,191,382,764,955,1528,1910,3820,7640
Greatest Common Factor
We found the factors and prime factorization of 7635 and 7640. The biggest common factor number is the GCF number.
So the greatest common factor 7635 and 7640 is 5.
Also check out the Least Common Multiple of 7635 and 7640
(i) The GCF of 7635 and 7640 is associative
GCF of 7635 and 7640 = GCF of 7640 and 7635
1. What is the GCF of 7635 and 7640?
Answer: GCF of 7635 and 7640 is 5.
2. What are the Factors of 7635?
Answer: Factors of 7635 are 1, 3, 5, 15, 509, 1527, 2545, 7635. There are 8 integers that are factors of 7635. The greatest factor of 7635 is 7635.
3. What are the Factors of 7640?
Answer: Factors of 7640 are 1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640. There are 16 integers that are factors of 7640. The greatest factor of 7640 is 7640.
4. How to Find the GCF of 7635 and 7640?
Answer:
Greatest Common Factor of 7635 and 7640 = 5
Step 1: Find the prime factorization of 7635
7635 = 3 x 5 x 509
Step 2: Find the prime factorization of 7640
7640 = 2 x 2 x 2 x 5 x 191
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 7635 and 7640 is 5