Least Common Multiple (LCM) of 157 and 153
The least common multiple (LCM) of 157 and 153 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 157 and 153?
First, calculate the GCD of 157 and 153 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 157 ÷ 153 = 1 remainder 4 |
| 2 | 153 ÷ 4 = 38 remainder 1 |
| 3 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 122 | 19642 |
| 121 and 172 | 20812 |
| 43 and 77 | 3311 |
| 72 and 113 | 8136 |
| 51 and 58 | 2958 |