Least Common Multiple (LCM) of 157 and 57
The least common multiple (LCM) of 157 and 57 is 8949.
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 57?
First, calculate the GCD of 157 and 57 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 157 ÷ 57 = 2 remainder 43 |
| 2 | 57 ÷ 43 = 1 remainder 14 |
| 3 | 43 ÷ 14 = 3 remainder 1 |
| 4 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 26 and 173 | 4498 |
| 138 and 27 | 1242 |
| 159 and 49 | 7791 |
| 33 and 191 | 6303 |
| 60 and 172 | 2580 |