Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1511 and 1516 the smallest integer that is 2290676 that is divisible by both numbers.
Least Common Multiple (LCM) of 1511 and 1516 is 2290676.
LCM(1511,1516) = 2290676
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 1511 and 1516. First we will calculate the prime factors of 1511 and 1516.
Prime Factorization of 1511
1511 | 1511 |
1 |
Prime factors of 1511 are 1511. Prime factorization of 1511 in exponential form is:
1511 = 15111
Prime Factorization of 1516
2 | 1516 |
2 | 758 |
379 | 379 |
1 |
Prime factors of 1516 are 2,379. Prime factorization of 1516 in exponential form is:
1516 = 22×3791
Now multiplying the highest exponent prime factors to calculate the LCM of 1511 and 1516.
LCM(1511,1516) = 22×3791×15111
LCM(1511,1516) = 2290676
Factors of 1511
List of positive integer factors of 1511 that divides 1511 without a remainder.
1, 1511
Factors of 1516
List of positive integer factors of 1516 that divides 1516 without a remainder.
1, 2, 4, 379, 758, 1516
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1511 and 1516, than apply into the LCM equation.
GCF(1511,1516) = 1
LCM(1511,1516) = ( 1511 × 1516) / 1
LCM(1511,1516) = 2290676 / 1
LCM(1511,1516) = 2290676
(i) The LCM of 1516 and 1511 is associative
LCM of 1511 and 1516 = LCM of 1516 and 1511
1. What is the LCM of 1511 and 1516?
Answer: LCM of 1511 and 1516 is 2290676.
2. What are the Factors of 1511?
Answer: Factors of 1511 are 1, 1511. There are 2 integers that are factors of 1511. The greatest factor of 1511 is 1511.
3. What are the Factors of 1516?
Answer: Factors of 1516 are 1, 2, 4, 379, 758, 1516. There are 6 integers that are factors of 1516. The greatest factor of 1516 is 1516.
4. How to Find the LCM of 1511 and 1516?
Answer:
Least Common Multiple of 1511 and 1516 = 2290676
Step 1: Find the prime factorization of 1511
1511 = 1511
Step 2: Find the prime factorization of 1516
1516 = 2 x 2 x 379
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2290676 = 2 x 2 x 379 x 1511
Step 4: Therefore, the least common multiple of 1511 and 1516 is 2290676.