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 130, 133 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 130 and 133 is 1.
GCF(130,133) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 130
2 | 130 |
5 | 65 |
13 | 13 |
1 |
Prime factors of 130 are 2,5,13. Prime factorization of 130 in exponential form is:
130 = 21×51×131
Prime Factorization of 133
7 | 133 |
19 | 19 |
1 |
Prime factors of 133 are 7,19. Prime factorization of 133 in exponential form is:
133 = 71×191
∴ So by taking common prime factors GCF of 130 and 133 is 1
Factors of 130
List of positive integer factors of 130 that divides 130 without a remainder.
1,2,5,10,13,26,65,130
Factors of 133
List of positive integer factors of 133 that divides 133 without a remainder.
1,7,19,133
Greatest Common Factor
We found the factors and prime factorization of 130 and 133. The biggest common factor number is the GCF number.
So the greatest common factor 130 and 133 is 1.
Also check out the Least Common Multiple of 130 and 133
(i) The GCF of 130 and 133 is associative
GCF of 130 and 133 = GCF of 133 and 130
1. What is the GCF of 130 and 133?
Answer: GCF of 130 and 133 is 1.
2. What are the Factors of 130?
Answer: Factors of 130 are 1, 2, 5, 10, 13, 26, 65, 130. There are 8 integers that are factors of 130. The greatest factor of 130 is 130.
3. What are the Factors of 133?
Answer: Factors of 133 are 1, 7, 19, 133. There are 4 integers that are factors of 133. The greatest factor of 133 is 133.
4. How to Find the GCF of 130 and 133?
Answer:
Greatest Common Factor of 130 and 133 = 1
Step 1: Find the prime factorization of 130
130 = 2 x 5 x 13
Step 2: Find the prime factorization of 133
133 = 7 x 19
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 130 and 133 is 1