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 7191, 7198 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7191 and 7198 is 1.
GCF(7191,7198) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7191
3 | 7191 |
3 | 2397 |
17 | 799 |
47 | 47 |
1 |
Prime factors of 7191 are 3,17,47. Prime factorization of 7191 in exponential form is:
7191 = 32×171×471
Prime Factorization of 7198
2 | 7198 |
59 | 3599 |
61 | 61 |
1 |
Prime factors of 7198 are 2,59,61. Prime factorization of 7198 in exponential form is:
7198 = 21×591×611
∴ So by taking common prime factors GCF of 7191 and 7198 is 1
Factors of 7191
List of positive integer factors of 7191 that divides 7191 without a remainder.
1,3,9,17,47,51,141,153,423,799,2397,7191
Factors of 7198
List of positive integer factors of 7198 that divides 7198 without a remainder.
1,2,59,61,118,122,3599,7198
Greatest Common Factor
We found the factors and prime factorization of 7191 and 7198. The biggest common factor number is the GCF number.
So the greatest common factor 7191 and 7198 is 1.
Also check out the Least Common Multiple of 7191 and 7198
(i) The GCF of 7191 and 7198 is associative
GCF of 7191 and 7198 = GCF of 7198 and 7191
1. What is the GCF of 7191 and 7198?
Answer: GCF of 7191 and 7198 is 1.
2. What are the Factors of 7191?
Answer: Factors of 7191 are 1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 7191. There are 12 integers that are factors of 7191. The greatest factor of 7191 is 7191.
3. What are the Factors of 7198?
Answer: Factors of 7198 are 1, 2, 59, 61, 118, 122, 3599, 7198. There are 8 integers that are factors of 7198. The greatest factor of 7198 is 7198.
4. How to Find the GCF of 7191 and 7198?
Answer:
Greatest Common Factor of 7191 and 7198 = 1
Step 1: Find the prime factorization of 7191
7191 = 3 x 3 x 17 x 47
Step 2: Find the prime factorization of 7198
7198 = 2 x 59 x 61
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 7191 and 7198 is 1