Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8987 and 8994 the smallest integer that is 80829078 that is divisible by both numbers.
Least Common Multiple (LCM) of 8987 and 8994 is 80829078.
LCM(8987,8994) = 80829078
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 8987 and 8994. First we will calculate the prime factors of 8987 and 8994.
Prime Factorization of 8987
11 | 8987 |
19 | 817 |
43 | 43 |
1 |
Prime factors of 8987 are 11, 19,43. Prime factorization of 8987 in exponential form is:
8987 = 111×191×431
Prime Factorization of 8994
2 | 8994 |
3 | 4497 |
1499 | 1499 |
1 |
Prime factors of 8994 are 2, 3,1499. Prime factorization of 8994 in exponential form is:
8994 = 21×31×14991
Now multiplying the highest exponent prime factors to calculate the LCM of 8987 and 8994.
LCM(8987,8994) = 21×31×111×191×431×14991
LCM(8987,8994) = 80829078
Factors of 8987
List of positive integer factors of 8987 that divides 8987 without a remainder.
1, 11, 19, 43, 209, 473, 817, 8987
Factors of 8994
List of positive integer factors of 8994 that divides 8994 without a remainder.
1, 2, 3, 6, 1499, 2998, 4497, 8994
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8987 and 8994, than apply into the LCM equation.
GCF(8987,8994) = 1
LCM(8987,8994) = ( 8987 × 8994) / 1
LCM(8987,8994) = 80829078 / 1
LCM(8987,8994) = 80829078
(i) The LCM of 8994 and 8987 is associative
LCM of 8987 and 8994 = LCM of 8994 and 8987
1. What is the LCM of 8987 and 8994?
Answer: LCM of 8987 and 8994 is 80829078.
2. What are the Factors of 8987?
Answer: Factors of 8987 are 1, 11, 19, 43, 209, 473, 817, 8987. There are 8 integers that are factors of 8987. The greatest factor of 8987 is 8987.
3. What are the Factors of 8994?
Answer: Factors of 8994 are 1, 2, 3, 6, 1499, 2998, 4497, 8994. There are 8 integers that are factors of 8994. The greatest factor of 8994 is 8994.
4. How to Find the LCM of 8987 and 8994?
Answer:
Least Common Multiple of 8987 and 8994 = 80829078
Step 1: Find the prime factorization of 8987
8987 = 11 x 19 x 43
Step 2: Find the prime factorization of 8994
8994 = 2 x 3 x 1499
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 80829078 = 2 x 3 x 11 x 19 x 43 x 1499
Step 4: Therefore, the least common multiple of 8987 and 8994 is 80829078.