Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2436 and 2440 the smallest integer that is 1485960 that is divisible by both numbers.
Least Common Multiple (LCM) of 2436 and 2440 is 1485960.
LCM(2436,2440) = 1485960
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 2436 and 2440. First we will calculate the prime factors of 2436 and 2440.
Prime Factorization of 2436
2 | 2436 |
2 | 1218 |
3 | 609 |
7 | 203 |
29 | 29 |
1 |
Prime factors of 2436 are 2, 3, 7,29. Prime factorization of 2436 in exponential form is:
2436 = 22×31×71×291
Prime Factorization of 2440
2 | 2440 |
2 | 1220 |
2 | 610 |
5 | 305 |
61 | 61 |
1 |
Prime factors of 2440 are 2, 5,61. Prime factorization of 2440 in exponential form is:
2440 = 23×51×611
Now multiplying the highest exponent prime factors to calculate the LCM of 2436 and 2440.
LCM(2436,2440) = 23×31×51×71×291×611
LCM(2436,2440) = 1485960
Factors of 2436
List of positive integer factors of 2436 that divides 2436 without a remainder.
1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436
Factors of 2440
List of positive integer factors of 2440 that divides 2440 without a remainder.
1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2436 and 2440, than apply into the LCM equation.
GCF(2436,2440) = 4
LCM(2436,2440) = ( 2436 × 2440) / 4
LCM(2436,2440) = 5943840 / 4
LCM(2436,2440) = 1485960
(i) The LCM of 2440 and 2436 is associative
LCM of 2436 and 2440 = LCM of 2440 and 2436
1. What is the LCM of 2436 and 2440?
Answer: LCM of 2436 and 2440 is 1485960.
2. What are the Factors of 2436?
Answer: Factors of 2436 are 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436. There are 24 integers that are factors of 2436. The greatest factor of 2436 is 2436.
3. What are the Factors of 2440?
Answer: Factors of 2440 are 1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440. There are 16 integers that are factors of 2440. The greatest factor of 2440 is 2440.
4. How to Find the LCM of 2436 and 2440?
Answer:
Least Common Multiple of 2436 and 2440 = 1485960
Step 1: Find the prime factorization of 2436
2436 = 2 x 2 x 3 x 7 x 29
Step 2: Find the prime factorization of 2440
2440 = 2 x 2 x 2 x 5 x 61
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1485960 = 2 x 2 x 2 x 3 x 5 x 7 x 29 x 61
Step 4: Therefore, the least common multiple of 2436 and 2440 is 1485960.