Least Common Multiple (LCM) of 17 and 157
The least common multiple (LCM) of 17 and 157 is 2669.
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 17 and 157?
First, calculate the GCD of 17 and 157 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 17 ÷ 157 = 0 remainder 17 |
| 2 | 157 ÷ 17 = 9 remainder 4 |
| 3 | 17 ÷ 4 = 4 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 173 and 106 | 18338 |
| 106 and 45 | 4770 |
| 152 and 146 | 11096 |
| 112 and 81 | 9072 |
| 27 and 160 | 4320 |