Least Common Multiple (LCM) of 127 and 19
The least common multiple (LCM) of 127 and 19 is 2413.
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 127 and 19?
First, calculate the GCD of 127 and 19 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 127 ÷ 19 = 6 remainder 13 |
| 2 | 19 ÷ 13 = 1 remainder 6 |
| 3 | 13 ÷ 6 = 2 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 31 and 143 | 4433 |
| 137 and 12 | 1644 |
| 157 and 167 | 26219 |
| 149 and 168 | 25032 |
| 151 and 30 | 4530 |