Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1517 and 1523 the smallest integer that is 2310391 that is divisible by both numbers.
Least Common Multiple (LCM) of 1517 and 1523 is 2310391.
LCM(1517,1523) = 2310391
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 1517 and 1523. First we will calculate the prime factors of 1517 and 1523.
Prime Factorization of 1517
37 | 1517 |
41 | 41 |
1 |
Prime factors of 1517 are 37,41. Prime factorization of 1517 in exponential form is:
1517 = 371×411
Prime Factorization of 1523
1523 | 1523 |
1 |
Prime factors of 1523 are 1523. Prime factorization of 1523 in exponential form is:
1523 = 15231
Now multiplying the highest exponent prime factors to calculate the LCM of 1517 and 1523.
LCM(1517,1523) = 371×411×15231
LCM(1517,1523) = 2310391
Factors of 1517
List of positive integer factors of 1517 that divides 1517 without a remainder.
1, 37, 41, 1517
Factors of 1523
List of positive integer factors of 1523 that divides 1523 without a remainder.
1, 1523
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1517 and 1523, than apply into the LCM equation.
GCF(1517,1523) = 1
LCM(1517,1523) = ( 1517 × 1523) / 1
LCM(1517,1523) = 2310391 / 1
LCM(1517,1523) = 2310391
(i) The LCM of 1523 and 1517 is associative
LCM of 1517 and 1523 = LCM of 1523 and 1517
1. What is the LCM of 1517 and 1523?
Answer: LCM of 1517 and 1523 is 2310391.
2. What are the Factors of 1517?
Answer: Factors of 1517 are 1, 37, 41, 1517. There are 4 integers that are factors of 1517. The greatest factor of 1517 is 1517.
3. What are the Factors of 1523?
Answer: Factors of 1523 are 1, 1523. There are 2 integers that are factors of 1523. The greatest factor of 1523 is 1523.
4. How to Find the LCM of 1517 and 1523?
Answer:
Least Common Multiple of 1517 and 1523 = 2310391
Step 1: Find the prime factorization of 1517
1517 = 37 x 41
Step 2: Find the prime factorization of 1523
1523 = 1523
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2310391 = 37 x 41 x 1523
Step 4: Therefore, the least common multiple of 1517 and 1523 is 2310391.