Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2009 and 2017 the smallest integer that is 4052153 that is divisible by both numbers.
Least Common Multiple (LCM) of 2009 and 2017 is 4052153.
LCM(2009,2017) = 4052153
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 2009 and 2017. First we will calculate the prime factors of 2009 and 2017.
Prime Factorization of 2009
7 | 2009 |
7 | 287 |
41 | 41 |
1 |
Prime factors of 2009 are 7,41. Prime factorization of 2009 in exponential form is:
2009 = 72×411
Prime Factorization of 2017
2017 | 2017 |
1 |
Prime factors of 2017 are 2017. Prime factorization of 2017 in exponential form is:
2017 = 20171
Now multiplying the highest exponent prime factors to calculate the LCM of 2009 and 2017.
LCM(2009,2017) = 72×411×20171
LCM(2009,2017) = 4052153
Factors of 2009
List of positive integer factors of 2009 that divides 2009 without a remainder.
1, 7, 41, 49, 287, 2009
Factors of 2017
List of positive integer factors of 2017 that divides 2017 without a remainder.
1, 2017
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2009 and 2017, than apply into the LCM equation.
GCF(2009,2017) = 1
LCM(2009,2017) = ( 2009 × 2017) / 1
LCM(2009,2017) = 4052153 / 1
LCM(2009,2017) = 4052153
(i) The LCM of 2017 and 2009 is associative
LCM of 2009 and 2017 = LCM of 2017 and 2009
1. What is the LCM of 2009 and 2017?
Answer: LCM of 2009 and 2017 is 4052153.
2. What are the Factors of 2009?
Answer: Factors of 2009 are 1, 7, 41, 49, 287, 2009. There are 6 integers that are factors of 2009. The greatest factor of 2009 is 2009.
3. What are the Factors of 2017?
Answer: Factors of 2017 are 1, 2017. There are 2 integers that are factors of 2017. The greatest factor of 2017 is 2017.
4. How to Find the LCM of 2009 and 2017?
Answer:
Least Common Multiple of 2009 and 2017 = 4052153
Step 1: Find the prime factorization of 2009
2009 = 7 x 7 x 41
Step 2: Find the prime factorization of 2017
2017 = 2017
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 4052153 = 7 x 7 x 41 x 2017
Step 4: Therefore, the least common multiple of 2009 and 2017 is 4052153.