Least Common Multiple (LCM) of 75 and 157
The least common multiple (LCM) of 75 and 157 is 11775.
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 75 and 157?
First, calculate the GCD of 75 and 157 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 75 ÷ 157 = 0 remainder 75 |
| 2 | 157 ÷ 75 = 2 remainder 7 |
| 3 | 75 ÷ 7 = 10 remainder 5 |
| 4 | 7 ÷ 5 = 1 remainder 2 |
| 5 | 5 ÷ 2 = 2 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 127 and 154 | 19558 |
| 120 and 187 | 22440 |
| 192 and 72 | 576 |
| 158 and 170 | 13430 |
| 186 and 126 | 3906 |