Least Common Multiple (LCM) of 170 and 46
The least common multiple (LCM) of 170 and 46 is 3910.
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 170 and 46?
First, calculate the GCD of 170 and 46 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 170 ÷ 46 = 3 remainder 32 |
| 2 | 46 ÷ 32 = 1 remainder 14 |
| 3 | 32 ÷ 14 = 2 remainder 4 |
| 4 | 14 ÷ 4 = 3 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 187 and 170 | 1870 |
| 167 and 124 | 20708 |
| 11 and 99 | 99 |
| 95 and 179 | 17005 |
| 51 and 81 | 1377 |