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 7156, 7161 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7156 and 7161 is 1.
GCF(7156,7161) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7156
2 | 7156 |
2 | 3578 |
1789 | 1789 |
1 |
Prime factors of 7156 are 2,1789. Prime factorization of 7156 in exponential form is:
7156 = 22×17891
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
∴ So by taking common prime factors GCF of 7156 and 7161 is 1
Factors of 7156
List of positive integer factors of 7156 that divides 7156 without a remainder.
1,2,4,1789,3578,7156
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
Greatest Common Factor
We found the factors and prime factorization of 7156 and 7161. The biggest common factor number is the GCF number.
So the greatest common factor 7156 and 7161 is 1.
Also check out the Least Common Multiple of 7156 and 7161
(i) The GCF of 7156 and 7161 is associative
GCF of 7156 and 7161 = GCF of 7161 and 7156
1. What is the GCF of 7156 and 7161?
Answer: GCF of 7156 and 7161 is 1.
2. What are the Factors of 7156?
Answer: Factors of 7156 are 1, 2, 4, 1789, 3578, 7156. There are 6 integers that are factors of 7156. The greatest factor of 7156 is 7156.
3. 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.
4. How to Find the GCF of 7156 and 7161?
Answer:
Greatest Common Factor of 7156 and 7161 = 1
Step 1: Find the prime factorization of 7156
7156 = 2 x 2 x 1789
Step 2: Find the prime factorization of 7161
7161 = 3 x 7 x 11 x 31
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 7156 and 7161 is 1