Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1571 and 1575 the smallest integer that is 2474325 that is divisible by both numbers.
Least Common Multiple (LCM) of 1571 and 1575 is 2474325.
LCM(1571,1575) = 2474325
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 1571 and 1575. First we will calculate the prime factors of 1571 and 1575.
Prime Factorization of 1571
1571 | 1571 |
1 |
Prime factors of 1571 are 1571. Prime factorization of 1571 in exponential form is:
1571 = 15711
Prime Factorization of 1575
3 | 1575 |
3 | 525 |
5 | 175 |
5 | 35 |
7 | 7 |
1 |
Prime factors of 1575 are 3, 5,7. Prime factorization of 1575 in exponential form is:
1575 = 32×52×71
Now multiplying the highest exponent prime factors to calculate the LCM of 1571 and 1575.
LCM(1571,1575) = 32×52×71×15711
LCM(1571,1575) = 2474325
Factors of 1571
List of positive integer factors of 1571 that divides 1571 without a remainder.
1, 1571
Factors of 1575
List of positive integer factors of 1575 that divides 1575 without a remainder.
1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1571 and 1575, than apply into the LCM equation.
GCF(1571,1575) = 1
LCM(1571,1575) = ( 1571 × 1575) / 1
LCM(1571,1575) = 2474325 / 1
LCM(1571,1575) = 2474325
(i) The LCM of 1575 and 1571 is associative
LCM of 1571 and 1575 = LCM of 1575 and 1571
1. What is the LCM of 1571 and 1575?
Answer: LCM of 1571 and 1575 is 2474325.
2. What are the Factors of 1571?
Answer: Factors of 1571 are 1, 1571. There are 2 integers that are factors of 1571. The greatest factor of 1571 is 1571.
3. What are the Factors of 1575?
Answer: Factors of 1575 are 1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575. There are 18 integers that are factors of 1575. The greatest factor of 1575 is 1575.
4. How to Find the LCM of 1571 and 1575?
Answer:
Least Common Multiple of 1571 and 1575 = 2474325
Step 1: Find the prime factorization of 1571
1571 = 1571
Step 2: Find the prime factorization of 1575
1575 = 3 x 3 x 5 x 5 x 7
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2474325 = 3 x 3 x 5 x 5 x 7 x 1571
Step 4: Therefore, the least common multiple of 1571 and 1575 is 2474325.