Least Common Multiple (LCM) of 130 and 93
The least common multiple (LCM) of 130 and 93 is 12090.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 130 and 93?
First, calculate the GCD of 130 and 93 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 93 = 1 remainder 37 |
| 2 | 93 ÷ 37 = 2 remainder 19 |
| 3 | 37 ÷ 19 = 1 remainder 18 |
| 4 | 19 ÷ 18 = 1 remainder 1 |
| 5 | 18 ÷ 1 = 18 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 121 and 38 | 4598 |
| 57 and 160 | 9120 |
| 101 and 153 | 15453 |
| 21 and 94 | 1974 |
| 90 and 170 | 1530 |