Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6990 and 6996 the smallest integer that is 8150340 that is divisible by both numbers.
Least Common Multiple (LCM) of 6990 and 6996 is 8150340.
LCM(6990,6996) = 8150340
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 6990 and 6996. First we will calculate the prime factors of 6990 and 6996.
Prime Factorization of 6990
2 | 6990 |
3 | 3495 |
5 | 1165 |
233 | 233 |
1 |
Prime factors of 6990 are 2, 3, 5,233. Prime factorization of 6990 in exponential form is:
6990 = 21×31×51×2331
Prime Factorization of 6996
2 | 6996 |
2 | 3498 |
3 | 1749 |
11 | 583 |
53 | 53 |
1 |
Prime factors of 6996 are 2, 3, 11,53. Prime factorization of 6996 in exponential form is:
6996 = 22×31×111×531
Now multiplying the highest exponent prime factors to calculate the LCM of 6990 and 6996.
LCM(6990,6996) = 22×31×51×111×531×2331
LCM(6990,6996) = 8150340
Factors of 6990
List of positive integer factors of 6990 that divides 6990 without a remainder.
1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3495, 6990
Factors of 6996
List of positive integer factors of 6996 that divides 6996 without a remainder.
1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 3498, 6996
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6990 and 6996, than apply into the LCM equation.
GCF(6990,6996) = 6
LCM(6990,6996) = ( 6990 × 6996) / 6
LCM(6990,6996) = 48902040 / 6
LCM(6990,6996) = 8150340
(i) The LCM of 6996 and 6990 is associative
LCM of 6990 and 6996 = LCM of 6996 and 6990
1. What is the LCM of 6990 and 6996?
Answer: LCM of 6990 and 6996 is 8150340.
2. What are the Factors of 6990?
Answer: Factors of 6990 are 1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3495, 6990. There are 16 integers that are factors of 6990. The greatest factor of 6990 is 6990.
3. What are the Factors of 6996?
Answer: Factors of 6996 are 1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 3498, 6996. There are 24 integers that are factors of 6996. The greatest factor of 6996 is 6996.
4. How to Find the LCM of 6990 and 6996?
Answer:
Least Common Multiple of 6990 and 6996 = 8150340
Step 1: Find the prime factorization of 6990
6990 = 2 x 3 x 5 x 233
Step 2: Find the prime factorization of 6996
6996 = 2 x 2 x 3 x 11 x 53
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 8150340 = 2 x 2 x 3 x 5 x 11 x 53 x 233
Step 4: Therefore, the least common multiple of 6990 and 6996 is 8150340.