Least Common Multiple (LCM) of 158 and 103
The least common multiple (LCM) of 158 and 103 is 16274.
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 103?
First, calculate the GCD of 158 and 103 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 103 = 1 remainder 55 |
| 2 | 103 ÷ 55 = 1 remainder 48 |
| 3 | 55 ÷ 48 = 1 remainder 7 |
| 4 | 48 ÷ 7 = 6 remainder 6 |
| 5 | 7 ÷ 6 = 1 remainder 1 |
| 6 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 169 and 165 | 27885 |
| 167 and 53 | 8851 |
| 79 and 161 | 12719 |
| 136 and 72 | 1224 |
| 73 and 13 | 949 |