Least Common Multiple (LCM) of 170 and 151
The least common multiple (LCM) of 170 and 151 is 25670.
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 151?
First, calculate the GCD of 170 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 170 ÷ 151 = 1 remainder 19 |
| 2 | 151 ÷ 19 = 7 remainder 18 |
| 3 | 19 ÷ 18 = 1 remainder 1 |
| 4 | 18 ÷ 1 = 18 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 39 | 7644 |
| 49 and 121 | 5929 |
| 184 and 81 | 14904 |
| 170 and 18 | 1530 |
| 51 and 13 | 663 |