Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 17 and 24 the smallest integer that is 408 that is divisible by both numbers.
Least Common Multiple (LCM) of 17 and 24 is 408.
LCM(17,24) = 408
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 17 and 24. First we will calculate the prime factors of 17 and 24.
Prime Factorization of 17
17 | 17 |
1 |
Prime factors of 17 are 17. Prime factorization of 17 in exponential form is:
17 = 171
Prime Factorization of 24
2 | 24 |
2 | 12 |
2 | 6 |
3 | 3 |
1 |
Prime factors of 24 are 2,3. Prime factorization of 24 in exponential form is:
24 = 23×31
Now multiplying the highest exponent prime factors to calculate the LCM of 17 and 24.
LCM(17,24) = 23×31×171
LCM(17,24) = 408
Factors of 17
List of positive integer factors of 17 that divides 17 without a remainder.
1, 17
Factors of 24
List of positive integer factors of 24 that divides 24 without a remainder.
1, 2, 3, 4, 6, 8, 12, 24
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17 and 24, than apply into the LCM equation.
GCF(17,24) = 1
LCM(17,24) = ( 17 × 24) / 1
LCM(17,24) = 408 / 1
LCM(17,24) = 408
(i) The LCM of 24 and 17 is associative
LCM of 17 and 24 = LCM of 24 and 17
1. What is the LCM of 17 and 24?
Answer: LCM of 17 and 24 is 408.
2. What are the Factors of 17?
Answer: Factors of 17 are 1, 17. There are 2 integers that are factors of 17. The greatest factor of 17 is 17.
3. What are the Factors of 24?
Answer: Factors of 24 are 1, 2, 3, 4, 6, 8, 12, 24. There are 8 integers that are factors of 24. The greatest factor of 24 is 24.
4. How to Find the LCM of 17 and 24?
Answer:
Least Common Multiple of 17 and 24 = 408
Step 1: Find the prime factorization of 17
17 = 17
Step 2: Find the prime factorization of 24
24 = 2 x 2 x 2 x 3
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 408 = 2 x 2 x 2 x 3 x 17
Step 4: Therefore, the least common multiple of 17 and 24 is 408.