Least Common Multiple (LCM) of 45 and 113
The least common multiple (LCM) of 45 and 113 is 5085.
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 45 and 113?
First, calculate the GCD of 45 and 113 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 45 ÷ 113 = 0 remainder 45 |
| 2 | 113 ÷ 45 = 2 remainder 23 |
| 3 | 45 ÷ 23 = 1 remainder 22 |
| 4 | 23 ÷ 22 = 1 remainder 1 |
| 5 | 22 ÷ 1 = 22 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 130 and 95 | 2470 |
| 189 and 38 | 7182 |
| 107 and 40 | 4280 |
| 42 and 182 | 546 |
| 30 and 102 | 510 |