126 and 176 LCM
LCM of 126 and 176 is equal to 11088. The comprehensive work provides more insight of how to find what is the lcm of 126 and 176 by using prime factors and special division methods, and the example use case of mathematics and real world problems.
what is the lcm of 126 and 176?
lcm (126 176) = (?)
126 => 2 x 3 x 3 x 7
176 => 2 x 2 x 2 x 2 x 11
= 2 x 3 x 3 x 7 x 2 x 2 x 2 x 11
= 11088
lcm (126 and 176) = 11088
11088 is the lcm of 126 and 176.
where,
126 is a positive integer,
176 is a positive integer,
11088 is the lcm of 126 and 176,
{2} in {2 x 3 x 3 x 7, 2 x 2 x 2 x 2 x 11} is the common factors of 126 and 176,
{3 x 3 x 7 x 2 x 2 x 2 x 11} in {2 x 3 x 3 x 7, 2 x 2 x 2 x 2 x 11} are the uncommon factors of 126 and 176.
Use in Mathematics: LCM of 126 and 176
The below are some of the mathematical applications where lcm of 126 and 176 can be used:
- to find the least number which is exactly divisible by 126 and 176.
- to find the common denominator for two fractions having 126 and 176 as denominators in the unlike fractions addition or subtraction.
In the context of lcm real world problems, the lcm of 126 and 176 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 126 seconds and bell B tolls at 176 seconds repeatedly. The answer is that all bells A and B toll together at 11088 seconds for the first time, at 22176 seconds for the second time, at 33264 seconds for the third time and so on.
Important Notes: 126 and 176 lcm
The below are the important notes to be remembered while solving the lcm of 126 and 176:
- The common prime factors and the remaining prime factors of 126 and 176 should be multiplied to find the least common multiple of 126 and 176, when solving lcm by using prime factors method.
- The results of lcm of 126 and 176, and the lcm of 176 and 126 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 126 and 176?
The below solved example with step by step work shows how to find what is the lcm of 126 and 176 by using prime factors method and division method.
Solved example using prime factors method:
What is the LCM of 126 and 176?
step 1
Address the input parameters, values and observe what to be found:
Input parameters and values:
A = 126
B = 176
What to be found:
find the lcm of 126 and 176
step 2 Find the prime factors of 126 and 176:
Prime factors of 126 = 2 x 3 x 3 x 7
Prime factors of 176 = 2 x 2 x 2 x 2 x 11
step 3 Identify the repeated and non-repeated prime factors of 126 and 176:
{2} is the most repeated factor and {3 x 3 x 7 x 2 x 2 x 2 x 11} are the non-repeated factors of 126 and 176.
step 4 Find the product of repeated and non-repeated prime factors of 126 and 176:
= 2 x 3 x 3 x 7 x 2 x 2 x 2 x 11
= 11088
lcm(126 and 176) = 11088
Hence,
lcm of 126 and 176 is 11088
This special division method is the easiest way to understand the entire calculation of what is the lcm of 126 and 176.
step 1 Address the input parameters, values and observe what to be found:
Input parameters and values:
Integers: 126 and 176
What to be found:
lcm (126, 176) = ?
step 2 Arrange the given integers in the horizontal form with space or comma separated format:
126 and 176
step 3 Choose the divisor which divides each or most of the given integers (126 and 176), 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 126 and 176 is not divisible by the selected divisor; repeat the same process until all the integers are brought to 1 as like below:
| 2 | 126 | 176 |
| 2 | 63 | 88 |
| 2 | 63 | 44 |
| 2 | 63 | 22 |
| 3 | 63 | 11 |
| 3 | 21 | 11 |
| 7 | 7 | 11 |
| 11 | 1 | 11 |
| 1 | 1 |
step 4 Multiply the divisors to find the lcm of 126 and 176:
= 2 x 2 x 2 x 2 x 3 x 3 x 7 x 11
= 11088
LCM(126, 176) = 11088
The least common multiple for two numbers 126 and 176 is 11088