Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1609 and 1617 the smallest integer that is 2601753 that is divisible by both numbers.
Least Common Multiple (LCM) of 1609 and 1617 is 2601753.
LCM(1609,1617) = 2601753
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 1609 and 1617. First we will calculate the prime factors of 1609 and 1617.
Prime Factorization of 1609
1609 | 1609 |
1 |
Prime factors of 1609 are 1609. Prime factorization of 1609 in exponential form is:
1609 = 16091
Prime Factorization of 1617
3 | 1617 |
7 | 539 |
7 | 77 |
11 | 11 |
1 |
Prime factors of 1617 are 3, 7,11. Prime factorization of 1617 in exponential form is:
1617 = 31×72×111
Now multiplying the highest exponent prime factors to calculate the LCM of 1609 and 1617.
LCM(1609,1617) = 31×72×111×16091
LCM(1609,1617) = 2601753
Factors of 1609
List of positive integer factors of 1609 that divides 1609 without a remainder.
1, 1609
Factors of 1617
List of positive integer factors of 1617 that divides 1617 without a remainder.
1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1609 and 1617, than apply into the LCM equation.
GCF(1609,1617) = 1
LCM(1609,1617) = ( 1609 × 1617) / 1
LCM(1609,1617) = 2601753 / 1
LCM(1609,1617) = 2601753
(i) The LCM of 1617 and 1609 is associative
LCM of 1609 and 1617 = LCM of 1617 and 1609
1. What is the LCM of 1609 and 1617?
Answer: LCM of 1609 and 1617 is 2601753.
2. What are the Factors of 1609?
Answer: Factors of 1609 are 1, 1609. There are 2 integers that are factors of 1609. The greatest factor of 1609 is 1609.
3. What are the Factors of 1617?
Answer: Factors of 1617 are 1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617. There are 12 integers that are factors of 1617. The greatest factor of 1617 is 1617.
4. How to Find the LCM of 1609 and 1617?
Answer:
Least Common Multiple of 1609 and 1617 = 2601753
Step 1: Find the prime factorization of 1609
1609 = 1609
Step 2: Find the prime factorization of 1617
1617 = 3 x 7 x 7 x 11
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2601753 = 3 x 7 x 7 x 11 x 1609
Step 4: Therefore, the least common multiple of 1609 and 1617 is 2601753.