Least Common Multiple (LCM) of 99 and 151
The least common multiple (LCM) of 99 and 151 is 14949.
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 99 and 151?
First, calculate the GCD of 99 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 99 ÷ 151 = 0 remainder 99 |
| 2 | 151 ÷ 99 = 1 remainder 52 |
| 3 | 99 ÷ 52 = 1 remainder 47 |
| 4 | 52 ÷ 47 = 1 remainder 5 |
| 5 | 47 ÷ 5 = 9 remainder 2 |
| 6 | 5 ÷ 2 = 2 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 33 and 102 | 1122 |
| 57 and 133 | 399 |
| 183 and 21 | 1281 |
| 45 and 81 | 405 |
| 21 and 126 | 126 |