Least Common Multiple (LCM) of 101 and 19
The least common multiple (LCM) of 101 and 19 is 1919.
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 101 and 19?
First, calculate the GCD of 101 and 19 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 101 ÷ 19 = 5 remainder 6 |
| 2 | 19 ÷ 6 = 3 remainder 1 |
| 3 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 164 and 130 | 10660 |
| 129 and 167 | 21543 |
| 118 and 98 | 5782 |
| 45 and 89 | 4005 |
| 194 and 144 | 13968 |