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 7161, 7168 i.e. 7 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7161 and 7168 is 7.
GCF(7161,7168) = 7
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7161
3 | 7161 |
7 | 2387 |
11 | 341 |
31 | 31 |
1 |
Prime factors of 7161 are 3,7,11,31. Prime factorization of 7161 in exponential form is:
7161 = 31×71×111×311
Prime Factorization of 7168
2 | 7168 |
2 | 3584 |
2 | 1792 |
2 | 896 |
2 | 448 |
2 | 224 |
2 | 112 |
2 | 56 |
2 | 28 |
2 | 14 |
7 | 7 |
1 |
Prime factors of 7168 are 2,7. Prime factorization of 7168 in exponential form is:
7168 = 210×71
∴ So by taking common prime factors GCF of 7161 and 7168 is 7
Factors of 7161
List of positive integer factors of 7161 that divides 7161 without a remainder.
1,3,7,11,21,31,33,77,93,217,231,341,651,1023,2387,7161
Factors of 7168
List of positive integer factors of 7168 that divides 7168 without a remainder.
1,2,4,7,8,14,16,28,32,56,64,112,128,224,256,448,512,896,1024,1792,3584,7168
Greatest Common Factor
We found the factors and prime factorization of 7161 and 7168. The biggest common factor number is the GCF number.
So the greatest common factor 7161 and 7168 is 7.
Also check out the Least Common Multiple of 7161 and 7168
(i) The GCF of 7161 and 7168 is associative
GCF of 7161 and 7168 = GCF of 7168 and 7161
1. What is the GCF of 7161 and 7168?
Answer: GCF of 7161 and 7168 is 7.
2. What are the Factors of 7161?
Answer: Factors of 7161 are 1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161. There are 16 integers that are factors of 7161. The greatest factor of 7161 is 7161.
3. What are the Factors of 7168?
Answer: Factors of 7168 are 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168. There are 22 integers that are factors of 7168. The greatest factor of 7168 is 7168.
4. How to Find the GCF of 7161 and 7168?
Answer:
Greatest Common Factor of 7161 and 7168 = 7
Step 1: Find the prime factorization of 7161
7161 = 3 x 7 x 11 x 31
Step 2: Find the prime factorization of 7168
7168 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 7
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 7
Step 4: Therefore, the greatest common factor of 7161 and 7168 is 7