Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4938 and 4946 the smallest integer that is 12211674 that is divisible by both numbers.
Least Common Multiple (LCM) of 4938 and 4946 is 12211674.
LCM(4938,4946) = 12211674
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 4938 and 4946. First we will calculate the prime factors of 4938 and 4946.
Prime Factorization of 4938
2 | 4938 |
3 | 2469 |
823 | 823 |
1 |
Prime factors of 4938 are 2, 3,823. Prime factorization of 4938 in exponential form is:
4938 = 21×31×8231
Prime Factorization of 4946
2 | 4946 |
2473 | 2473 |
1 |
Prime factors of 4946 are 2,2473. Prime factorization of 4946 in exponential form is:
4946 = 21×24731
Now multiplying the highest exponent prime factors to calculate the LCM of 4938 and 4946.
LCM(4938,4946) = 21×31×8231×24731
LCM(4938,4946) = 12211674
Factors of 4938
List of positive integer factors of 4938 that divides 4938 without a remainder.
1, 2, 3, 6, 823, 1646, 2469, 4938
Factors of 4946
List of positive integer factors of 4946 that divides 4946 without a remainder.
1, 2, 2473, 4946
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4938 and 4946, than apply into the LCM equation.
GCF(4938,4946) = 2
LCM(4938,4946) = ( 4938 × 4946) / 2
LCM(4938,4946) = 24423348 / 2
LCM(4938,4946) = 12211674
(i) The LCM of 4946 and 4938 is associative
LCM of 4938 and 4946 = LCM of 4946 and 4938
1. What is the LCM of 4938 and 4946?
Answer: LCM of 4938 and 4946 is 12211674.
2. What are the Factors of 4938?
Answer: Factors of 4938 are 1, 2, 3, 6, 823, 1646, 2469, 4938. There are 8 integers that are factors of 4938. The greatest factor of 4938 is 4938.
3. What are the Factors of 4946?
Answer: Factors of 4946 are 1, 2, 2473, 4946. There are 4 integers that are factors of 4946. The greatest factor of 4946 is 4946.
4. How to Find the LCM of 4938 and 4946?
Answer:
Least Common Multiple of 4938 and 4946 = 12211674
Step 1: Find the prime factorization of 4938
4938 = 2 x 3 x 823
Step 2: Find the prime factorization of 4946
4946 = 2 x 2473
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 12211674 = 2 x 3 x 823 x 2473
Step 4: Therefore, the least common multiple of 4938 and 4946 is 12211674.