Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2391 and 2399 the smallest integer that is 5736009 that is divisible by both numbers.
Least Common Multiple (LCM) of 2391 and 2399 is 5736009.
LCM(2391,2399) = 5736009
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 2391 and 2399. First we will calculate the prime factors of 2391 and 2399.
Prime Factorization of 2391
3 | 2391 |
797 | 797 |
1 |
Prime factors of 2391 are 3,797. Prime factorization of 2391 in exponential form is:
2391 = 31×7971
Prime Factorization of 2399
2399 | 2399 |
1 |
Prime factors of 2399 are 2399. Prime factorization of 2399 in exponential form is:
2399 = 23991
Now multiplying the highest exponent prime factors to calculate the LCM of 2391 and 2399.
LCM(2391,2399) = 31×7971×23991
LCM(2391,2399) = 5736009
Factors of 2391
List of positive integer factors of 2391 that divides 2391 without a remainder.
1, 3, 797, 2391
Factors of 2399
List of positive integer factors of 2399 that divides 2399 without a remainder.
1, 2399
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2391 and 2399, than apply into the LCM equation.
GCF(2391,2399) = 1
LCM(2391,2399) = ( 2391 × 2399) / 1
LCM(2391,2399) = 5736009 / 1
LCM(2391,2399) = 5736009
(i) The LCM of 2399 and 2391 is associative
LCM of 2391 and 2399 = LCM of 2399 and 2391
1. What is the LCM of 2391 and 2399?
Answer: LCM of 2391 and 2399 is 5736009.
2. What are the Factors of 2391?
Answer: Factors of 2391 are 1, 3, 797, 2391. There are 4 integers that are factors of 2391. The greatest factor of 2391 is 2391.
3. What are the Factors of 2399?
Answer: Factors of 2399 are 1, 2399. There are 2 integers that are factors of 2399. The greatest factor of 2399 is 2399.
4. How to Find the LCM of 2391 and 2399?
Answer:
Least Common Multiple of 2391 and 2399 = 5736009
Step 1: Find the prime factorization of 2391
2391 = 3 x 797
Step 2: Find the prime factorization of 2399
2399 = 2399
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 5736009 = 3 x 797 x 2399
Step 4: Therefore, the least common multiple of 2391 and 2399 is 5736009.