
Least Common Multiple (LCM) of 32 and 155
The least common multiple (LCM) of 32 and 155 is 4960.
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 32 and 155?
First, calculate the GCD of 32 and 155 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
Step | Calculation |
---|---|
1 | 32 ÷ 155 = 0 remainder 32 |
2 | 155 ÷ 32 = 4 remainder 27 |
3 | 32 ÷ 27 = 1 remainder 5 |
4 | 27 ÷ 5 = 5 remainder 2 |
5 | 5 ÷ 2 = 2 remainder 1 |
6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
Numbers | LCM |
---|---|
194 and 62 | 6014 |
159 and 133 | 21147 |
21 and 194 | 4074 |
72 and 181 | 13032 |
128 and 138 | 8832 |