Least Common Multiple (LCM) of 158 and 63
The least common multiple (LCM) of 158 and 63 is 9954.
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 63?
First, calculate the GCD of 158 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 63 = 2 remainder 32 |
| 2 | 63 ÷ 32 = 1 remainder 31 |
| 3 | 32 ÷ 31 = 1 remainder 1 |
| 4 | 31 ÷ 1 = 31 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 61 and 134 | 8174 |
| 134 and 72 | 4824 |
| 173 and 92 | 15916 |
| 167 and 99 | 16533 |
| 42 and 140 | 420 |