Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1613 and 1621 the smallest integer that is 2614673 that is divisible by both numbers.
Least Common Multiple (LCM) of 1613 and 1621 is 2614673.
LCM(1613,1621) = 2614673
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 1613 and 1621. First we will calculate the prime factors of 1613 and 1621.
Prime Factorization of 1613
1613 | 1613 |
1 |
Prime factors of 1613 are 1613. Prime factorization of 1613 in exponential form is:
1613 = 16131
Prime Factorization of 1621
1621 | 1621 |
1 |
Prime factors of 1621 are 1621. Prime factorization of 1621 in exponential form is:
1621 = 16211
Now multiplying the highest exponent prime factors to calculate the LCM of 1613 and 1621.
LCM(1613,1621) = 16131×16211
LCM(1613,1621) = 2614673
Factors of 1613
List of positive integer factors of 1613 that divides 1613 without a remainder.
1, 1613
Factors of 1621
List of positive integer factors of 1621 that divides 1621 without a remainder.
1, 1621
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1613 and 1621, than apply into the LCM equation.
GCF(1613,1621) = 1
LCM(1613,1621) = ( 1613 × 1621) / 1
LCM(1613,1621) = 2614673 / 1
LCM(1613,1621) = 2614673
(i) The LCM of 1621 and 1613 is associative
LCM of 1613 and 1621 = LCM of 1621 and 1613
1. What is the LCM of 1613 and 1621?
Answer: LCM of 1613 and 1621 is 2614673.
2. What are the Factors of 1613?
Answer: Factors of 1613 are 1, 1613. There are 2 integers that are factors of 1613. The greatest factor of 1613 is 1613.
3. What are the Factors of 1621?
Answer: Factors of 1621 are 1, 1621. There are 2 integers that are factors of 1621. The greatest factor of 1621 is 1621.
4. How to Find the LCM of 1613 and 1621?
Answer:
Least Common Multiple of 1613 and 1621 = 2614673
Step 1: Find the prime factorization of 1613
1613 = 1613
Step 2: Find the prime factorization of 1621
1621 = 1621
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2614673 = 1613 x 1621
Step 4: Therefore, the least common multiple of 1613 and 1621 is 2614673.