LCM of 143 and 216
30888 is the LCM of 143 and 216. The step-by-step solution using prime factors and special division methods is one of the simple methods to easily understand how to find what is the LCM of 143 and 216, provided along with the use cases of mathematics and real-world problems.
what is the lcm of 143 and 216?
lcm (143 216) = (?)
143 => 11 x 13
216 => 2 x 2 x 2 x 3 x 3 x 3
= 11 x 13 x 2 x 2 x 2 x 3 x 3 x 3
= 30888
lcm (143 and 216) = 30888
30888 is the LCM of 143 and 216.
where,
143 is a positive integer,
216 is a positive integer,
30888 is the LCM of 143 and 216,
There is no common factors of 143 and 216 in {11 x 13, 2 x 2 x 2 x 3 x 3 x 3},
{11 x 13 x 2 x 2 x 2 x 3 x 3 x 3} in {11 x 13, 2 x 2 x 2 x 3 x 3 x 3} are the uncommon factors of 143 and 216.
Use in Mathematics: LCM of 143 and 216
The below are some of the mathematical applications where lcm of 143 and 216 can be used:
- to find the least number which is exactly divisible by 143 and 216.
- to find the common denominator for two fractions having 143 and 216 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 143 and 216 helps to find the exact time when two similar and recurring events with different time schedule happens together at the same time. For example, the real world problems involve lcm in situations to find at what time the bells A and B all toll together, if bell A tolls at 143 seconds and bell B tolls at 216 seconds repeatedly. The answer is that all bells A and B toll together at 30888 seconds for the first time, at 61776 seconds for the second time, at 92664 seconds for the third time and so on.
Important Notes: 143 and 216 lcm
The below are the important notes to be remembered while solving the lcm of 143 and 216:
- The common prime factors and the remaining prime factors of 143 and 216 should be multiplied to find the least common multiple of 143 and 216, when solving lcm by using prime factors method.
- The results of lcm of 143 and 216, and the lcm of 216 and 143 are identical, it means the order of given numbers in the lcm calculation doesn't affect the results.
How-to: What is the LCM of 143 and 216?
The below solved example with step by step work shows how to find what is the lcm of 143 and 216 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 143 and 216?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 143
B = 216
What to be found:
find the lcm of 143 and 216
step 2 Find the prime factors of 143 and 216:
Prime factors of 143 = 11 x 13
Prime factors of 216 = 2 x 2 x 2 x 3 x 3 x 3
step 3Identify the repeated and non-repeated prime factors of 143 and 216:
Since there is no common factors between 143 and 216, multiplying the given numbers directly provides the LCM of
143 and 216.
= 143 x 216
= 30888
lcm(143 and 216) = 30888
Hence,
lcm of 143 and 216 is 30888
This special division method is one of the easiest ways to understand the entire calculation to find the LCM of 143 and 216.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 143 and 216
What to be found:
lcm (143, 216) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
143 and 216
step 3 Choose the divisor which divides each or most of the given integers (143 and 216), divide each integers separately and write down the quotient in the next line right under the respective integers. Bring down the integer to the next line if any integer in 143 and 216 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 143 | 216 |
| 2 | 143 | 108 |
| 2 | 143 | 54 |
| 3 | 143 | 27 |
| 3 | 143 | 9 |
| 3 | 143 | 3 |
| 11 | 143 | 1 |
| 13 | 13 | 1 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 143 and 216:
= 2 x 2 x 2 x 3 x 3 x 3 x 11 x 13
= 30888
LCM(143, 216) = 30888
The LCM of two numbers 143 and 216 is 30888