Least Common Multiple (LCM) of 15 and 106
The least common multiple (LCM) of 15 and 106 is 1590.
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 106?
First, calculate the GCD of 15 and 106 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 15 ÷ 106 = 0 remainder 15 |
| 2 | 106 ÷ 15 = 7 remainder 1 |
| 3 | 15 ÷ 1 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 188 and 181 | 34028 |
| 85 and 78 | 6630 |
| 20 and 107 | 2140 |
| 161 and 113 | 18193 |
| 157 and 19 | 2983 |