Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4118 and 4122 the smallest integer that is 8487198 that is divisible by both numbers.
Least Common Multiple (LCM) of 4118 and 4122 is 8487198.
LCM(4118,4122) = 8487198
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 4118 and 4122. First we will calculate the prime factors of 4118 and 4122.
Prime Factorization of 4118
2 | 4118 |
29 | 2059 |
71 | 71 |
1 |
Prime factors of 4118 are 2, 29,71. Prime factorization of 4118 in exponential form is:
4118 = 21×291×711
Prime Factorization of 4122
2 | 4122 |
3 | 2061 |
3 | 687 |
229 | 229 |
1 |
Prime factors of 4122 are 2, 3,229. Prime factorization of 4122 in exponential form is:
4122 = 21×32×2291
Now multiplying the highest exponent prime factors to calculate the LCM of 4118 and 4122.
LCM(4118,4122) = 21×32×291×711×2291
LCM(4118,4122) = 8487198
Factors of 4118
List of positive integer factors of 4118 that divides 4118 without a remainder.
1, 2, 29, 58, 71, 142, 2059, 4118
Factors of 4122
List of positive integer factors of 4122 that divides 4122 without a remainder.
1, 2, 3, 6, 9, 18, 229, 458, 687, 1374, 2061, 4122
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4118 and 4122, than apply into the LCM equation.
GCF(4118,4122) = 2
LCM(4118,4122) = ( 4118 × 4122) / 2
LCM(4118,4122) = 16974396 / 2
LCM(4118,4122) = 8487198
(i) The LCM of 4122 and 4118 is associative
LCM of 4118 and 4122 = LCM of 4122 and 4118
1. What is the LCM of 4118 and 4122?
Answer: LCM of 4118 and 4122 is 8487198.
2. What are the Factors of 4118?
Answer: Factors of 4118 are 1, 2, 29, 58, 71, 142, 2059, 4118. There are 8 integers that are factors of 4118. The greatest factor of 4118 is 4118.
3. What are the Factors of 4122?
Answer: Factors of 4122 are 1, 2, 3, 6, 9, 18, 229, 458, 687, 1374, 2061, 4122. There are 12 integers that are factors of 4122. The greatest factor of 4122 is 4122.
4. How to Find the LCM of 4118 and 4122?
Answer:
Least Common Multiple of 4118 and 4122 = 8487198
Step 1: Find the prime factorization of 4118
4118 = 2 x 29 x 71
Step 2: Find the prime factorization of 4122
4122 = 2 x 3 x 3 x 229
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 8487198 = 2 x 3 x 3 x 29 x 71 x 229
Step 4: Therefore, the least common multiple of 4118 and 4122 is 8487198.