Least Common Multiple (LCM) of 151 and 57
The least common multiple (LCM) of 151 and 57 is 8607.
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 57?
First, calculate the GCD of 151 and 57 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 151 ÷ 57 = 2 remainder 37 |
| 2 | 57 ÷ 37 = 1 remainder 20 |
| 3 | 37 ÷ 20 = 1 remainder 17 |
| 4 | 20 ÷ 17 = 1 remainder 3 |
| 5 | 17 ÷ 3 = 5 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 12 and 149 | 1788 |
| 59 and 161 | 9499 |
| 184 and 146 | 13432 |
| 68 and 107 | 7276 |
| 144 and 104 | 1872 |