Least Common Multiple (LCM) of 155 and 151
The least common multiple (LCM) of 155 and 151 is 23405.
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 155 and 151?
First, calculate the GCD of 155 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 155 ÷ 151 = 1 remainder 4 |
| 2 | 151 ÷ 4 = 37 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 70 and 38 | 1330 |
| 164 and 57 | 9348 |
| 154 and 124 | 9548 |
| 150 and 130 | 1950 |
| 41 and 60 | 2460 |