Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1816 and 1824 the smallest integer that is 414048 that is divisible by both numbers.
Least Common Multiple (LCM) of 1816 and 1824 is 414048.
LCM(1816,1824) = 414048
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 1816 and 1824. First we will calculate the prime factors of 1816 and 1824.
Prime Factorization of 1816
2 | 1816 |
2 | 908 |
2 | 454 |
227 | 227 |
1 |
Prime factors of 1816 are 2,227. Prime factorization of 1816 in exponential form is:
1816 = 23×2271
Prime Factorization of 1824
2 | 1824 |
2 | 912 |
2 | 456 |
2 | 228 |
2 | 114 |
3 | 57 |
19 | 19 |
1 |
Prime factors of 1824 are 2, 3,19. Prime factorization of 1824 in exponential form is:
1824 = 25×31×191
Now multiplying the highest exponent prime factors to calculate the LCM of 1816 and 1824.
LCM(1816,1824) = 25×31×191×2271
LCM(1816,1824) = 414048
Factors of 1816
List of positive integer factors of 1816 that divides 1816 without a remainder.
1, 2, 4, 8, 227, 454, 908, 1816
Factors of 1824
List of positive integer factors of 1824 that divides 1824 without a remainder.
1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1816 and 1824, than apply into the LCM equation.
GCF(1816,1824) = 8
LCM(1816,1824) = ( 1816 × 1824) / 8
LCM(1816,1824) = 3312384 / 8
LCM(1816,1824) = 414048
(i) The LCM of 1824 and 1816 is associative
LCM of 1816 and 1824 = LCM of 1824 and 1816
1. What is the LCM of 1816 and 1824?
Answer: LCM of 1816 and 1824 is 414048.
2. What are the Factors of 1816?
Answer: Factors of 1816 are 1, 2, 4, 8, 227, 454, 908, 1816. There are 8 integers that are factors of 1816. The greatest factor of 1816 is 1816.
3. What are the Factors of 1824?
Answer: Factors of 1824 are 1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824. There are 24 integers that are factors of 1824. The greatest factor of 1824 is 1824.
4. How to Find the LCM of 1816 and 1824?
Answer:
Least Common Multiple of 1816 and 1824 = 414048
Step 1: Find the prime factorization of 1816
1816 = 2 x 2 x 2 x 227
Step 2: Find the prime factorization of 1824
1824 = 2 x 2 x 2 x 2 x 2 x 3 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 414048 = 2 x 2 x 2 x 2 x 2 x 3 x 19 x 227
Step 4: Therefore, the least common multiple of 1816 and 1824 is 414048.