Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 6684 and 6690 the smallest integer that is 7452660 that is divisible by both numbers.
Least Common Multiple (LCM) of 6684 and 6690 is 7452660.
LCM(6684,6690) = 7452660
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 6684 and 6690. First we will calculate the prime factors of 6684 and 6690.
Prime Factorization of 6684
2 | 6684 |
2 | 3342 |
3 | 1671 |
557 | 557 |
1 |
Prime factors of 6684 are 2, 3,557. Prime factorization of 6684 in exponential form is:
6684 = 22×31×5571
Prime Factorization of 6690
2 | 6690 |
3 | 3345 |
5 | 1115 |
223 | 223 |
1 |
Prime factors of 6690 are 2, 3, 5,223. Prime factorization of 6690 in exponential form is:
6690 = 21×31×51×2231
Now multiplying the highest exponent prime factors to calculate the LCM of 6684 and 6690.
LCM(6684,6690) = 22×31×51×2231×5571
LCM(6684,6690) = 7452660
Factors of 6684
List of positive integer factors of 6684 that divides 6684 without a remainder.
1, 2, 3, 4, 6, 12, 557, 1114, 1671, 2228, 3342, 6684
Factors of 6690
List of positive integer factors of 6690 that divides 6690 without a remainder.
1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3345, 6690
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6684 and 6690, than apply into the LCM equation.
GCF(6684,6690) = 6
LCM(6684,6690) = ( 6684 × 6690) / 6
LCM(6684,6690) = 44715960 / 6
LCM(6684,6690) = 7452660
(i) The LCM of 6690 and 6684 is associative
LCM of 6684 and 6690 = LCM of 6690 and 6684
1. What is the LCM of 6684 and 6690?
Answer: LCM of 6684 and 6690 is 7452660.
2. What are the Factors of 6684?
Answer: Factors of 6684 are 1, 2, 3, 4, 6, 12, 557, 1114, 1671, 2228, 3342, 6684. There are 12 integers that are factors of 6684. The greatest factor of 6684 is 6684.
3. What are the Factors of 6690?
Answer: Factors of 6690 are 1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3345, 6690. There are 16 integers that are factors of 6690. The greatest factor of 6690 is 6690.
4. How to Find the LCM of 6684 and 6690?
Answer:
Least Common Multiple of 6684 and 6690 = 7452660
Step 1: Find the prime factorization of 6684
6684 = 2 x 2 x 3 x 557
Step 2: Find the prime factorization of 6690
6690 = 2 x 3 x 5 x 223
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7452660 = 2 x 2 x 3 x 5 x 223 x 557
Step 4: Therefore, the least common multiple of 6684 and 6690 is 7452660.