Least Common Multiple (LCM) of 30 and 159
The least common multiple (LCM) of 30 and 159 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 30 and 159?
First, calculate the GCD of 30 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 30 ÷ 159 = 0 remainder 30 |
| 2 | 159 ÷ 30 = 5 remainder 9 |
| 3 | 30 ÷ 9 = 3 remainder 3 |
| 4 | 9 ÷ 3 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 146 and 123 | 17958 |
| 162 and 165 | 8910 |
| 103 and 82 | 8446 |
| 158 and 59 | 9322 |
| 77 and 175 | 1925 |