Least Common Multiple (LCM) of 151 and 99
The least common multiple (LCM) of 151 and 99 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 151 and 99?
First, calculate the GCD of 151 and 99 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 151 ÷ 99 = 1 remainder 52 |
| 2 | 99 ÷ 52 = 1 remainder 47 |
| 3 | 52 ÷ 47 = 1 remainder 5 |
| 4 | 47 ÷ 5 = 9 remainder 2 |
| 5 | 5 ÷ 2 = 2 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 123 | 123 |
| 23 and 79 | 1817 |
| 128 and 165 | 21120 |
| 149 and 129 | 19221 |
| 120 and 68 | 2040 |