Least Common Multiple (LCM) of 73 and 174
The least common multiple (LCM) of 73 and 174 is 12702.
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 73 and 174?
First, calculate the GCD of 73 and 174 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 174 = 0 remainder 73 |
| 2 | 174 ÷ 73 = 2 remainder 28 |
| 3 | 73 ÷ 28 = 2 remainder 17 |
| 4 | 28 ÷ 17 = 1 remainder 11 |
| 5 | 17 ÷ 11 = 1 remainder 6 |
| 6 | 11 ÷ 6 = 1 remainder 5 |
| 7 | 6 ÷ 5 = 1 remainder 1 |
| 8 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 31 and 81 | 2511 |
| 29 and 100 | 2900 |
| 48 and 186 | 1488 |
| 18 and 55 | 990 |
| 47 and 141 | 141 |