Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6987 and 6994 the smallest integer that is 48867078 that is divisible by both numbers.
Least Common Multiple (LCM) of 6987 and 6994 is 48867078.
LCM(6987,6994) = 48867078
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 6987 and 6994. First we will calculate the prime factors of 6987 and 6994.
Prime Factorization of 6987
3 | 6987 |
17 | 2329 |
137 | 137 |
1 |
Prime factors of 6987 are 3, 17,137. Prime factorization of 6987 in exponential form is:
6987 = 31×171×1371
Prime Factorization of 6994
2 | 6994 |
13 | 3497 |
269 | 269 |
1 |
Prime factors of 6994 are 2, 13,269. Prime factorization of 6994 in exponential form is:
6994 = 21×131×2691
Now multiplying the highest exponent prime factors to calculate the LCM of 6987 and 6994.
LCM(6987,6994) = 21×31×131×171×1371×2691
LCM(6987,6994) = 48867078
Factors of 6987
List of positive integer factors of 6987 that divides 6987 without a remainder.
1, 3, 17, 51, 137, 411, 2329, 6987
Factors of 6994
List of positive integer factors of 6994 that divides 6994 without a remainder.
1, 2, 13, 26, 269, 538, 3497, 6994
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6987 and 6994, than apply into the LCM equation.
GCF(6987,6994) = 1
LCM(6987,6994) = ( 6987 × 6994) / 1
LCM(6987,6994) = 48867078 / 1
LCM(6987,6994) = 48867078
(i) The LCM of 6994 and 6987 is associative
LCM of 6987 and 6994 = LCM of 6994 and 6987
1. What is the LCM of 6987 and 6994?
Answer: LCM of 6987 and 6994 is 48867078.
2. What are the Factors of 6987?
Answer: Factors of 6987 are 1, 3, 17, 51, 137, 411, 2329, 6987. There are 8 integers that are factors of 6987. The greatest factor of 6987 is 6987.
3. What are the Factors of 6994?
Answer: Factors of 6994 are 1, 2, 13, 26, 269, 538, 3497, 6994. There are 8 integers that are factors of 6994. The greatest factor of 6994 is 6994.
4. How to Find the LCM of 6987 and 6994?
Answer:
Least Common Multiple of 6987 and 6994 = 48867078
Step 1: Find the prime factorization of 6987
6987 = 3 x 17 x 137
Step 2: Find the prime factorization of 6994
6994 = 2 x 13 x 269
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 48867078 = 2 x 3 x 13 x 17 x 137 x 269
Step 4: Therefore, the least common multiple of 6987 and 6994 is 48867078.