Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 5811 and 5815 the smallest integer that is 33790965 that is divisible by both numbers.
Least Common Multiple (LCM) of 5811 and 5815 is 33790965.
LCM(5811,5815) = 33790965
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 5811 and 5815. First we will calculate the prime factors of 5811 and 5815.
Prime Factorization of 5811
3 | 5811 |
13 | 1937 |
149 | 149 |
1 |
Prime factors of 5811 are 3, 13,149. Prime factorization of 5811 in exponential form is:
5811 = 31×131×1491
Prime Factorization of 5815
5 | 5815 |
1163 | 1163 |
1 |
Prime factors of 5815 are 5,1163. Prime factorization of 5815 in exponential form is:
5815 = 51×11631
Now multiplying the highest exponent prime factors to calculate the LCM of 5811 and 5815.
LCM(5811,5815) = 31×51×131×1491×11631
LCM(5811,5815) = 33790965
Factors of 5811
List of positive integer factors of 5811 that divides 5811 without a remainder.
1, 3, 13, 39, 149, 447, 1937, 5811
Factors of 5815
List of positive integer factors of 5815 that divides 5815 without a remainder.
1, 5, 1163, 5815
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5811 and 5815, than apply into the LCM equation.
GCF(5811,5815) = 1
LCM(5811,5815) = ( 5811 × 5815) / 1
LCM(5811,5815) = 33790965 / 1
LCM(5811,5815) = 33790965
(i) The LCM of 5815 and 5811 is associative
LCM of 5811 and 5815 = LCM of 5815 and 5811
1. What is the LCM of 5811 and 5815?
Answer: LCM of 5811 and 5815 is 33790965.
2. What are the Factors of 5811?
Answer: Factors of 5811 are 1, 3, 13, 39, 149, 447, 1937, 5811. There are 8 integers that are factors of 5811. The greatest factor of 5811 is 5811.
3. What are the Factors of 5815?
Answer: Factors of 5815 are 1, 5, 1163, 5815. There are 4 integers that are factors of 5815. The greatest factor of 5815 is 5815.
4. How to Find the LCM of 5811 and 5815?
Answer:
Least Common Multiple of 5811 and 5815 = 33790965
Step 1: Find the prime factorization of 5811
5811 = 3 x 13 x 149
Step 2: Find the prime factorization of 5815
5815 = 5 x 1163
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 33790965 = 3 x 5 x 13 x 149 x 1163
Step 4: Therefore, the least common multiple of 5811 and 5815 is 33790965.