It is easy to find the LCM of 6986 and 6990 with the help of the handy LCM Calculator. You have to enter 44, and 60 as inputs to avail the LCM 24416070 as output. Here you can check the answer for Find the LCM of 6986 and 6990.
Given Numbers are 6986, 6990
We can find the LCM of 6986, 6990 using the brute force method, prime factorization method, or GCD method.
To use brute force method, list the multiples of 6986 and 6990
Multiples of 6986 =6986,13972,20958,27944,34930,41916,48902,55888,62874,69860,76846,83832,90818,97804,104790,111776,118762,
Multiples of 6990 =6990,13980,20970,27960,34950,41940,48930,55920,62910,69900,76890,83880,90870,97860,104850,111840,118830,
Now, get the least common multiple of 6986, 6990 which is 24416070
So, the LCM of 6986, 6990 is 24416070.
One method for determining the LCM of 6986 and 6990 is to compare the prime factorization of each number. You can find the prime factorization for each number by following the instructions below:
Here is 6986's prime factorization:2 | 6986 |
7 | 3493 |
499 | 499 |
1 |
Prime factors of 6986 are 2, 7,499.
6986 = 21×71×4991
And this is 6990's prime factorization:
2 | 6990 |
3 | 3495 |
5 | 1165 |
233 | 233 |
1 |
Prime factors of 6990 are 2, 3, 5,233.
6990 = 21×31×51×2331
When comparing the prime factorization of these two numbers, look for the highest power to which each prime factor is raised. In this case, the following primary factors must be considered: 2, 7,499, 3, 5,233
.21×31×51×71×2331×4991 = 24416070
This shows that the LCM of 6986 and 6990 is 24416070.
The first step in determining the Least Common Multiple of 6986 and 6990 is to generate a list of multiples for each number.
Lets look at the multiples of these two numbers, 6986 and 6990:
Lets look at the first ten multiples of these numbers, 6986 and 6990:
6986,13972,20958,27944,34930,41916,48902,55888,62874,118762 are the first ten multiples of 6986.
6990,13980,20970,27960,34950,41940,48930,55920,62910,118830 are the first ten multiples of 6990.
You can continue to list the multiples of these numbers until you find a match. Once you have found a match, or several matches, the Least Common Multiple is the smallest of these matches. The first matching multiple(s) of 6986 and 6990, for example, are 83832, 118762, and 111840. 24416070 is the least common multiple since it is the smallest.
6986 and 6990 have an LCM of 24416070.
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6986 and 6990, than apply into the LCM equation.
GCF(6986,6990) = 2
LCM(6986,6990) = ( 6986 × 6990) / 2
LCM(6986,6990) = 48832140 / 2
LCM(6986,6990) = 24416070
1. What is the LCM of 6986 and 6990?
The LCM of 6986 and 6990 is 24416070.
2. How to find the lowest common multiple of 6986 and 6990?
To find the lowest common multiple of 6986 and 6990, we have to get the multip;es of both numbers and identify the least common multiple in them which is 24416070.
3. What are the Factors of 6986?
Answer: Factors of 6986 are 1, 2, 7, 14, 499, 998, 3493, 6986. There are 8 integers that are factors of 6986. The greatest factor of 6986 is 6986.
4. What are the Factors of 6990?
Answer: Factors of 6990 are 1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3495, 6990. There are 16 integers that are factors of 6990. The greatest factor of 6990 is 6990.
5. How to Find the LCM of 6986 and 6990?Answer:
Least Common Multiple of 6986 and 6990 = 24416070
Step 1: Find the prime factorization of 6986
6986 = 2 x 7 x 499
Step 2: Find the prime factorization of 6990
6990 = 2 x 3 x 5 x 233
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 24416070 = 2 x 3 x 5 x 7 x 233 x 499
Step 4: Therefore, the least common multiple of 6986 and 6990 is 24416070.