Least Common Multiple (LCM) of 153 and 100
The least common multiple (LCM) of 153 and 100 is 15300.
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 153 and 100?
First, calculate the GCD of 153 and 100 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 153 ÷ 100 = 1 remainder 53 |
| 2 | 100 ÷ 53 = 1 remainder 47 |
| 3 | 53 ÷ 47 = 1 remainder 6 |
| 4 | 47 ÷ 6 = 7 remainder 5 |
| 5 | 6 ÷ 5 = 1 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 90 and 161 | 14490 |
| 199 and 102 | 20298 |
| 27 and 71 | 1917 |
| 45 and 60 | 180 |
| 146 and 113 | 16498 |