Least Common Multiple (LCM) of 158 and 151
The least common multiple (LCM) of 158 and 151 is 23858.
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 151?
First, calculate the GCD of 158 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 158 ÷ 151 = 1 remainder 7 |
| 2 | 151 ÷ 7 = 21 remainder 4 |
| 3 | 7 ÷ 4 = 1 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 79 | 12561 |
| 170 and 76 | 6460 |
| 19 and 197 | 3743 |
| 123 and 128 | 15744 |
| 56 and 42 | 168 |