Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1619 and 1623 the smallest integer that is 2627637 that is divisible by both numbers.
Least Common Multiple (LCM) of 1619 and 1623 is 2627637.
LCM(1619,1623) = 2627637
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 1619 and 1623. First we will calculate the prime factors of 1619 and 1623.
Prime Factorization of 1619
1619 | 1619 |
1 |
Prime factors of 1619 are 1619. Prime factorization of 1619 in exponential form is:
1619 = 16191
Prime Factorization of 1623
3 | 1623 |
541 | 541 |
1 |
Prime factors of 1623 are 3,541. Prime factorization of 1623 in exponential form is:
1623 = 31×5411
Now multiplying the highest exponent prime factors to calculate the LCM of 1619 and 1623.
LCM(1619,1623) = 31×5411×16191
LCM(1619,1623) = 2627637
Factors of 1619
List of positive integer factors of 1619 that divides 1619 without a remainder.
1, 1619
Factors of 1623
List of positive integer factors of 1623 that divides 1623 without a remainder.
1, 3, 541, 1623
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1619 and 1623, than apply into the LCM equation.
GCF(1619,1623) = 1
LCM(1619,1623) = ( 1619 × 1623) / 1
LCM(1619,1623) = 2627637 / 1
LCM(1619,1623) = 2627637
(i) The LCM of 1623 and 1619 is associative
LCM of 1619 and 1623 = LCM of 1623 and 1619
1. What is the LCM of 1619 and 1623?
Answer: LCM of 1619 and 1623 is 2627637.
2. What are the Factors of 1619?
Answer: Factors of 1619 are 1, 1619. There are 2 integers that are factors of 1619. The greatest factor of 1619 is 1619.
3. What are the Factors of 1623?
Answer: Factors of 1623 are 1, 3, 541, 1623. There are 4 integers that are factors of 1623. The greatest factor of 1623 is 1623.
4. How to Find the LCM of 1619 and 1623?
Answer:
Least Common Multiple of 1619 and 1623 = 2627637
Step 1: Find the prime factorization of 1619
1619 = 1619
Step 2: Find the prime factorization of 1623
1623 = 3 x 541
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2627637 = 3 x 541 x 1619
Step 4: Therefore, the least common multiple of 1619 and 1623 is 2627637.