Least Common Multiple (LCM) of 158 and 170
The least common multiple (LCM) of 158 and 170 is 13430.
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 158 and 170?
First, calculate the GCD of 158 and 170 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 170 = 0 remainder 158 |
| 2 | 170 ÷ 158 = 1 remainder 12 |
| 3 | 158 ÷ 12 = 13 remainder 2 |
| 4 | 12 ÷ 2 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 154 and 126 | 1386 |
| 93 and 67 | 6231 |
| 80 and 115 | 1840 |
| 92 and 116 | 2668 |
| 199 and 173 | 34427 |