Least Common Multiple (LCM) of 89 and 159
The least common multiple (LCM) of 89 and 159 is 14151.
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 89 and 159?
First, calculate the GCD of 89 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 159 = 0 remainder 89 |
| 2 | 159 ÷ 89 = 1 remainder 70 |
| 3 | 89 ÷ 70 = 1 remainder 19 |
| 4 | 70 ÷ 19 = 3 remainder 13 |
| 5 | 19 ÷ 13 = 1 remainder 6 |
| 6 | 13 ÷ 6 = 2 remainder 1 |
| 7 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 20 and 17 | 340 |
| 80 and 145 | 2320 |
| 136 and 34 | 136 |
| 121 and 124 | 15004 |
| 160 and 139 | 22240 |