Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 39240 and 39248 the smallest integer that is 192511440 that is divisible by both numbers.
Least Common Multiple (LCM) of 39240 and 39248 is 192511440.
LCM(39240,39248) = 192511440
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 39240 and 39248. First we will calculate the prime factors of 39240 and 39248.
Prime Factorization of 39240
2 | 39240 |
2 | 19620 |
2 | 9810 |
3 | 4905 |
3 | 1635 |
5 | 545 |
109 | 109 |
1 |
Prime factors of 39240 are 2, 3, 5,109. Prime factorization of 39240 in exponential form is:
39240 = 23×32×51×1091
Prime Factorization of 39248
2 | 39248 |
2 | 19624 |
2 | 9812 |
2 | 4906 |
11 | 2453 |
223 | 223 |
1 |
Prime factors of 39248 are 2, 11,223. Prime factorization of 39248 in exponential form is:
39248 = 24×111×2231
Now multiplying the highest exponent prime factors to calculate the LCM of 39240 and 39248.
LCM(39240,39248) = 24×32×51×111×1091×2231
LCM(39240,39248) = 192511440
Factors of 39240
List of positive integer factors of 39240 that divides 39240 without a remainder.
1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6540, 7848, 9810, 13080, 19620, 39240
Factors of 39248
List of positive integer factors of 39248 that divides 39248 without a remainder.
1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 1784, 2453, 3568, 4906, 9812, 19624, 39248
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39240 and 39248, than apply into the LCM equation.
GCF(39240,39248) = 8
LCM(39240,39248) = ( 39240 × 39248) / 8
LCM(39240,39248) = 1540091520 / 8
LCM(39240,39248) = 192511440
(i) The LCM of 39248 and 39240 is associative
LCM of 39240 and 39248 = LCM of 39248 and 39240
1. What is the LCM of 39240 and 39248?
Answer: LCM of 39240 and 39248 is 192511440.
2. What are the Factors of 39240?
Answer: Factors of 39240 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6540, 7848, 9810, 13080, 19620, 39240. There are 48 integers that are factors of 39240. The greatest factor of 39240 is 39240.
3. What are the Factors of 39248?
Answer: Factors of 39248 are 1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 1784, 2453, 3568, 4906, 9812, 19624, 39248. There are 20 integers that are factors of 39248. The greatest factor of 39248 is 39248.
4. How to Find the LCM of 39240 and 39248?
Answer:
Least Common Multiple of 39240 and 39248 = 192511440
Step 1: Find the prime factorization of 39240
39240 = 2 x 2 x 2 x 3 x 3 x 5 x 109
Step 2: Find the prime factorization of 39248
39248 = 2 x 2 x 2 x 2 x 11 x 223
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 192511440 = 2 x 2 x 2 x 2 x 3 x 3 x 5 x 11 x 109 x 223
Step 4: Therefore, the least common multiple of 39240 and 39248 is 192511440.