Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 130 and 133 the smallest integer that is 17290 that is divisible by both numbers.
Least Common Multiple (LCM) of 130 and 133 is 17290.
LCM(130,133) = 17290
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 130 and 133. First we will calculate the prime factors of 130 and 133.
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
Now multiplying the highest exponent prime factors to calculate the LCM of 130 and 133.
LCM(130,133) = 21×51×71×131×191
LCM(130,133) = 17290
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
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 130 and 133, than apply into the LCM equation.
GCF(130,133) = 1
LCM(130,133) = ( 130 × 133) / 1
LCM(130,133) = 17290 / 1
LCM(130,133) = 17290
(i) The LCM of 133 and 130 is associative
LCM of 130 and 133 = LCM of 133 and 130
1. What is the LCM of 130 and 133?
Answer: LCM of 130 and 133 is 17290.
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 LCM of 130 and 133?
Answer:
Least Common Multiple of 130 and 133 = 17290
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 each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 17290 = 2 x 5 x 7 x 13 x 19
Step 4: Therefore, the least common multiple of 130 and 133 is 17290.