Least Common Multiple (LCM) of 153 and 157
The least common multiple (LCM) of 153 and 157 is 24021.
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 153 and 157?
First, calculate the GCD of 153 and 157 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 153 ÷ 157 = 0 remainder 153 |
| 2 | 157 ÷ 153 = 1 remainder 4 |
| 3 | 153 ÷ 4 = 38 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 187 | 27115 |
| 84 and 61 | 5124 |
| 167 and 181 | 30227 |
| 54 and 147 | 2646 |
| 130 and 21 | 2730 |