Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7180 and 7188 the smallest integer that is 12902460 that is divisible by both numbers.
Least Common Multiple (LCM) of 7180 and 7188 is 12902460.
LCM(7180,7188) = 12902460
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 7180 and 7188. First we will calculate the prime factors of 7180 and 7188.
Prime Factorization of 7180
2 | 7180 |
2 | 3590 |
5 | 1795 |
359 | 359 |
1 |
Prime factors of 7180 are 2, 5,359. Prime factorization of 7180 in exponential form is:
7180 = 22×51×3591
Prime Factorization of 7188
2 | 7188 |
2 | 3594 |
3 | 1797 |
599 | 599 |
1 |
Prime factors of 7188 are 2, 3,599. Prime factorization of 7188 in exponential form is:
7188 = 22×31×5991
Now multiplying the highest exponent prime factors to calculate the LCM of 7180 and 7188.
LCM(7180,7188) = 22×31×51×3591×5991
LCM(7180,7188) = 12902460
Factors of 7180
List of positive integer factors of 7180 that divides 7180 without a remainder.
1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180
Factors of 7188
List of positive integer factors of 7188 that divides 7188 without a remainder.
1, 2, 3, 4, 6, 12, 599, 1198, 1797, 2396, 3594, 7188
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7180 and 7188, than apply into the LCM equation.
GCF(7180,7188) = 4
LCM(7180,7188) = ( 7180 × 7188) / 4
LCM(7180,7188) = 51609840 / 4
LCM(7180,7188) = 12902460
(i) The LCM of 7188 and 7180 is associative
LCM of 7180 and 7188 = LCM of 7188 and 7180
1. What is the LCM of 7180 and 7188?
Answer: LCM of 7180 and 7188 is 12902460.
2. What are the Factors of 7180?
Answer: Factors of 7180 are 1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180. There are 12 integers that are factors of 7180. The greatest factor of 7180 is 7180.
3. What are the Factors of 7188?
Answer: Factors of 7188 are 1, 2, 3, 4, 6, 12, 599, 1198, 1797, 2396, 3594, 7188. There are 12 integers that are factors of 7188. The greatest factor of 7188 is 7188.
4. How to Find the LCM of 7180 and 7188?
Answer:
Least Common Multiple of 7180 and 7188 = 12902460
Step 1: Find the prime factorization of 7180
7180 = 2 x 2 x 5 x 359
Step 2: Find the prime factorization of 7188
7188 = 2 x 2 x 3 x 599
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 12902460 = 2 x 2 x 3 x 5 x 359 x 599
Step 4: Therefore, the least common multiple of 7180 and 7188 is 12902460.