Least Common Multiple (LCM) of 15 and 29
The least common multiple (LCM) of 15 and 29 is 435.
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 15 and 29?
First, calculate the GCD of 15 and 29 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 15 ÷ 29 = 0 remainder 15 |
| 2 | 29 ÷ 15 = 1 remainder 14 |
| 3 | 15 ÷ 14 = 1 remainder 1 |
| 4 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 155 and 99 | 15345 |
| 117 and 61 | 7137 |
| 109 and 37 | 4033 |
| 64 and 177 | 11328 |
| 82 and 153 | 12546 |