Least Common Multiple (LCM) of 145 and 178
The least common multiple (LCM) of 145 and 178 is 25810.
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 145 and 178?
First, calculate the GCD of 145 and 178 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 145 ÷ 178 = 0 remainder 145 |
| 2 | 178 ÷ 145 = 1 remainder 33 |
| 3 | 145 ÷ 33 = 4 remainder 13 |
| 4 | 33 ÷ 13 = 2 remainder 7 |
| 5 | 13 ÷ 7 = 1 remainder 6 |
| 6 | 7 ÷ 6 = 1 remainder 1 |
| 7 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 62 and 68 | 2108 |
| 190 and 53 | 10070 |
| 96 and 53 | 5088 |
| 21 and 58 | 1218 |
| 164 and 97 | 15908 |