Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8942 and 8946 the smallest integer that is 39997566 that is divisible by both numbers.
Least Common Multiple (LCM) of 8942 and 8946 is 39997566.
LCM(8942,8946) = 39997566
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 8942 and 8946. First we will calculate the prime factors of 8942 and 8946.
Prime Factorization of 8942
2 | 8942 |
17 | 4471 |
263 | 263 |
1 |
Prime factors of 8942 are 2, 17,263. Prime factorization of 8942 in exponential form is:
8942 = 21×171×2631
Prime Factorization of 8946
2 | 8946 |
3 | 4473 |
3 | 1491 |
7 | 497 |
71 | 71 |
1 |
Prime factors of 8946 are 2, 3, 7,71. Prime factorization of 8946 in exponential form is:
8946 = 21×32×71×711
Now multiplying the highest exponent prime factors to calculate the LCM of 8942 and 8946.
LCM(8942,8946) = 21×32×71×171×711×2631
LCM(8942,8946) = 39997566
Factors of 8942
List of positive integer factors of 8942 that divides 8942 without a remainder.
1, 2, 17, 34, 263, 526, 4471, 8942
Factors of 8946
List of positive integer factors of 8946 that divides 8946 without a remainder.
1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8942 and 8946, than apply into the LCM equation.
GCF(8942,8946) = 2
LCM(8942,8946) = ( 8942 × 8946) / 2
LCM(8942,8946) = 79995132 / 2
LCM(8942,8946) = 39997566
(i) The LCM of 8946 and 8942 is associative
LCM of 8942 and 8946 = LCM of 8946 and 8942
1. What is the LCM of 8942 and 8946?
Answer: LCM of 8942 and 8946 is 39997566.
2. What are the Factors of 8942?
Answer: Factors of 8942 are 1, 2, 17, 34, 263, 526, 4471, 8942. There are 8 integers that are factors of 8942. The greatest factor of 8942 is 8942.
3. What are the Factors of 8946?
Answer: Factors of 8946 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946. There are 24 integers that are factors of 8946. The greatest factor of 8946 is 8946.
4. How to Find the LCM of 8942 and 8946?
Answer:
Least Common Multiple of 8942 and 8946 = 39997566
Step 1: Find the prime factorization of 8942
8942 = 2 x 17 x 263
Step 2: Find the prime factorization of 8946
8946 = 2 x 3 x 3 x 7 x 71
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 39997566 = 2 x 3 x 3 x 7 x 17 x 71 x 263
Step 4: Therefore, the least common multiple of 8942 and 8946 is 39997566.