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 7872, 7875 i.e. 3 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7872 and 7875 is 3.
GCF(7872,7875) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7872
2 | 7872 |
2 | 3936 |
2 | 1968 |
2 | 984 |
2 | 492 |
2 | 246 |
3 | 123 |
41 | 41 |
1 |
Prime factors of 7872 are 2,3,41. Prime factorization of 7872 in exponential form is:
7872 = 26×31×411
Prime Factorization of 7875
3 | 7875 |
3 | 2625 |
5 | 875 |
5 | 175 |
5 | 35 |
7 | 7 |
1 |
Prime factors of 7875 are 3,5,7. Prime factorization of 7875 in exponential form is:
7875 = 32×53×71
∴ So by taking common prime factors GCF of 7872 and 7875 is 3
Factors of 7872
List of positive integer factors of 7872 that divides 7872 without a remainder.
1,2,3,4,6,8,12,16,24,32,41,48,64,82,96,123,164,192,246,328,492,656,984,1312,1968,2624,3936,7872
Factors of 7875
List of positive integer factors of 7875 that divides 7875 without a remainder.
1,3,5,7,9,15,21,25,35,45,63,75,105,125,175,225,315,375,525,875,1125,1575,2625,7875
Greatest Common Factor
We found the factors and prime factorization of 7872 and 7875. The biggest common factor number is the GCF number.
So the greatest common factor 7872 and 7875 is 3.
Also check out the Least Common Multiple of 7872 and 7875
(i) The GCF of 7872 and 7875 is associative
GCF of 7872 and 7875 = GCF of 7875 and 7872
1. What is the GCF of 7872 and 7875?
Answer: GCF of 7872 and 7875 is 3.
2. What are the Factors of 7872?
Answer: Factors of 7872 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1968, 2624, 3936, 7872. There are 28 integers that are factors of 7872. The greatest factor of 7872 is 7872.
3. What are the Factors of 7875?
Answer: Factors of 7875 are 1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875. There are 24 integers that are factors of 7875. The greatest factor of 7875 is 7875.
4. How to Find the GCF of 7872 and 7875?
Answer:
Greatest Common Factor of 7872 and 7875 = 3
Step 1: Find the prime factorization of 7872
7872 = 2 x 2 x 2 x 2 x 2 x 2 x 3 x 41
Step 2: Find the prime factorization of 7875
7875 = 3 x 3 x 5 x 5 x 5 x 7
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 7872 and 7875 is 3