Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8911 and 8918 the smallest integer that is 11352614 that is divisible by both numbers.
Least Common Multiple (LCM) of 8911 and 8918 is 11352614.
LCM(8911,8918) = 11352614
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 8911 and 8918. First we will calculate the prime factors of 8911 and 8918.
Prime Factorization of 8911
7 | 8911 |
19 | 1273 |
67 | 67 |
1 |
Prime factors of 8911 are 7, 19,67. Prime factorization of 8911 in exponential form is:
8911 = 71×191×671
Prime Factorization of 8918
2 | 8918 |
7 | 4459 |
7 | 637 |
7 | 91 |
13 | 13 |
1 |
Prime factors of 8918 are 2, 7,13. Prime factorization of 8918 in exponential form is:
8918 = 21×73×131
Now multiplying the highest exponent prime factors to calculate the LCM of 8911 and 8918.
LCM(8911,8918) = 21×73×131×191×671
LCM(8911,8918) = 11352614
Factors of 8911
List of positive integer factors of 8911 that divides 8911 without a remainder.
1, 7, 19, 67, 133, 469, 1273, 8911
Factors of 8918
List of positive integer factors of 8918 that divides 8918 without a remainder.
1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8911 and 8918, than apply into the LCM equation.
GCF(8911,8918) = 7
LCM(8911,8918) = ( 8911 × 8918) / 7
LCM(8911,8918) = 79468298 / 7
LCM(8911,8918) = 11352614
(i) The LCM of 8918 and 8911 is associative
LCM of 8911 and 8918 = LCM of 8918 and 8911
1. What is the LCM of 8911 and 8918?
Answer: LCM of 8911 and 8918 is 11352614.
2. What are the Factors of 8911?
Answer: Factors of 8911 are 1, 7, 19, 67, 133, 469, 1273, 8911. There are 8 integers that are factors of 8911. The greatest factor of 8911 is 8911.
3. What are the Factors of 8918?
Answer: Factors of 8918 are 1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918. There are 16 integers that are factors of 8918. The greatest factor of 8918 is 8918.
4. How to Find the LCM of 8911 and 8918?
Answer:
Least Common Multiple of 8911 and 8918 = 11352614
Step 1: Find the prime factorization of 8911
8911 = 7 x 19 x 67
Step 2: Find the prime factorization of 8918
8918 = 2 x 7 x 7 x 7 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 11352614 = 2 x 7 x 7 x 7 x 13 x 19 x 67
Step 4: Therefore, the least common multiple of 8911 and 8918 is 11352614.