Least Common Multiple (LCM) of 145 and 113
The least common multiple (LCM) of 145 and 113 is 16385.
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 113?
First, calculate the GCD of 145 and 113 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 145 ÷ 113 = 1 remainder 32 |
| 2 | 113 ÷ 32 = 3 remainder 17 |
| 3 | 32 ÷ 17 = 1 remainder 15 |
| 4 | 17 ÷ 15 = 1 remainder 2 |
| 5 | 15 ÷ 2 = 7 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 185 and 77 | 14245 |
| 174 and 26 | 2262 |
| 112 and 121 | 13552 |
| 31 and 53 | 1643 |
| 79 and 169 | 13351 |