Least Common Multiple (LCM) of 159 and 100
The least common multiple (LCM) of 159 and 100 is 15900.
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 159 and 100?
First, calculate the GCD of 159 and 100 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 159 ÷ 100 = 1 remainder 59 |
| 2 | 100 ÷ 59 = 1 remainder 41 |
| 3 | 59 ÷ 41 = 1 remainder 18 |
| 4 | 41 ÷ 18 = 2 remainder 5 |
| 5 | 18 ÷ 5 = 3 remainder 3 |
| 6 | 5 ÷ 3 = 1 remainder 2 |
| 7 | 3 ÷ 2 = 1 remainder 1 |
| 8 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 107 | 17227 |
| 64 and 19 | 1216 |
| 139 and 116 | 16124 |
| 25 and 83 | 2075 |
| 87 and 179 | 15573 |