Least Common Multiple (LCM) of 74 and 153
The least common multiple (LCM) of 74 and 153 is 11322.
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 74 and 153?
First, calculate the GCD of 74 and 153 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 74 ÷ 153 = 0 remainder 74 |
| 2 | 153 ÷ 74 = 2 remainder 5 |
| 3 | 74 ÷ 5 = 14 remainder 4 |
| 4 | 5 ÷ 4 = 1 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 108 and 190 | 10260 |
| 117 and 187 | 21879 |
| 43 and 32 | 1376 |
| 85 and 178 | 15130 |
| 145 and 60 | 1740 |