Least Common Multiple (LCM) of 153 and 101
The least common multiple (LCM) of 153 and 101 is 15453.
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 101?
First, calculate the GCD of 153 and 101 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 153 ÷ 101 = 1 remainder 52 |
| 2 | 101 ÷ 52 = 1 remainder 49 |
| 3 | 52 ÷ 49 = 1 remainder 3 |
| 4 | 49 ÷ 3 = 16 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 169 | 27378 |
| 63 and 116 | 7308 |
| 105 and 31 | 3255 |
| 122 and 117 | 14274 |
| 77 and 165 | 1155 |