Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2801 and 2808 the smallest integer that is 7865208 that is divisible by both numbers.
Least Common Multiple (LCM) of 2801 and 2808 is 7865208.
LCM(2801,2808) = 7865208
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 2801 and 2808. First we will calculate the prime factors of 2801 and 2808.
Prime Factorization of 2801
2801 | 2801 |
1 |
Prime factors of 2801 are 2801. Prime factorization of 2801 in exponential form is:
2801 = 28011
Prime Factorization of 2808
2 | 2808 |
2 | 1404 |
2 | 702 |
3 | 351 |
3 | 117 |
3 | 39 |
13 | 13 |
1 |
Prime factors of 2808 are 2, 3,13. Prime factorization of 2808 in exponential form is:
2808 = 23×33×131
Now multiplying the highest exponent prime factors to calculate the LCM of 2801 and 2808.
LCM(2801,2808) = 23×33×131×28011
LCM(2801,2808) = 7865208
Factors of 2801
List of positive integer factors of 2801 that divides 2801 without a remainder.
1, 2801
Factors of 2808
List of positive integer factors of 2808 that divides 2808 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2801 and 2808, than apply into the LCM equation.
GCF(2801,2808) = 1
LCM(2801,2808) = ( 2801 × 2808) / 1
LCM(2801,2808) = 7865208 / 1
LCM(2801,2808) = 7865208
(i) The LCM of 2808 and 2801 is associative
LCM of 2801 and 2808 = LCM of 2808 and 2801
1. What is the LCM of 2801 and 2808?
Answer: LCM of 2801 and 2808 is 7865208.
2. What are the Factors of 2801?
Answer: Factors of 2801 are 1, 2801. There are 2 integers that are factors of 2801. The greatest factor of 2801 is 2801.
3. What are the Factors of 2808?
Answer: Factors of 2808 are 1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808. There are 32 integers that are factors of 2808. The greatest factor of 2808 is 2808.
4. How to Find the LCM of 2801 and 2808?
Answer:
Least Common Multiple of 2801 and 2808 = 7865208
Step 1: Find the prime factorization of 2801
2801 = 2801
Step 2: Find the prime factorization of 2808
2808 = 2 x 2 x 2 x 3 x 3 x 3 x 13
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 7865208 = 2 x 2 x 2 x 3 x 3 x 3 x 13 x 2801
Step 4: Therefore, the least common multiple of 2801 and 2808 is 7865208.