Least Common Multiple (LCM) of 63 and 151
The least common multiple (LCM) of 63 and 151 is 9513.
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 63 and 151?
First, calculate the GCD of 63 and 151 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 63 ÷ 151 = 0 remainder 63 |
| 2 | 151 ÷ 63 = 2 remainder 25 |
| 3 | 63 ÷ 25 = 2 remainder 13 |
| 4 | 25 ÷ 13 = 1 remainder 12 |
| 5 | 13 ÷ 12 = 1 remainder 1 |
| 6 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 165 | 4620 |
| 122 and 171 | 20862 |
| 159 and 83 | 13197 |
| 160 and 174 | 13920 |
| 21 and 160 | 3360 |