Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2649 and 2655 the smallest integer that is 2344365 that is divisible by both numbers.
Least Common Multiple (LCM) of 2649 and 2655 is 2344365.
LCM(2649,2655) = 2344365
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 2649 and 2655. First we will calculate the prime factors of 2649 and 2655.
Prime Factorization of 2649
3 | 2649 |
883 | 883 |
1 |
Prime factors of 2649 are 3,883. Prime factorization of 2649 in exponential form is:
2649 = 31×8831
Prime Factorization of 2655
3 | 2655 |
3 | 885 |
5 | 295 |
59 | 59 |
1 |
Prime factors of 2655 are 3, 5,59. Prime factorization of 2655 in exponential form is:
2655 = 32×51×591
Now multiplying the highest exponent prime factors to calculate the LCM of 2649 and 2655.
LCM(2649,2655) = 32×51×591×8831
LCM(2649,2655) = 2344365
Factors of 2649
List of positive integer factors of 2649 that divides 2649 without a remainder.
1, 3, 883, 2649
Factors of 2655
List of positive integer factors of 2655 that divides 2655 without a remainder.
1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2649 and 2655, than apply into the LCM equation.
GCF(2649,2655) = 3
LCM(2649,2655) = ( 2649 × 2655) / 3
LCM(2649,2655) = 7033095 / 3
LCM(2649,2655) = 2344365
(i) The LCM of 2655 and 2649 is associative
LCM of 2649 and 2655 = LCM of 2655 and 2649
1. What is the LCM of 2649 and 2655?
Answer: LCM of 2649 and 2655 is 2344365.
2. What are the Factors of 2649?
Answer: Factors of 2649 are 1, 3, 883, 2649. There are 4 integers that are factors of 2649. The greatest factor of 2649 is 2649.
3. What are the Factors of 2655?
Answer: Factors of 2655 are 1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655. There are 12 integers that are factors of 2655. The greatest factor of 2655 is 2655.
4. How to Find the LCM of 2649 and 2655?
Answer:
Least Common Multiple of 2649 and 2655 = 2344365
Step 1: Find the prime factorization of 2649
2649 = 3 x 883
Step 2: Find the prime factorization of 2655
2655 = 3 x 3 x 5 x 59
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2344365 = 3 x 3 x 5 x 59 x 883
Step 4: Therefore, the least common multiple of 2649 and 2655 is 2344365.