Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1152 and 1160 the smallest integer that is 167040 that is divisible by both numbers.
Least Common Multiple (LCM) of 1152 and 1160 is 167040.
LCM(1152,1160) = 167040
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 1152 and 1160. First we will calculate the prime factors of 1152 and 1160.
Prime Factorization of 1152
2 | 1152 |
2 | 576 |
2 | 288 |
2 | 144 |
2 | 72 |
2 | 36 |
2 | 18 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 1152 are 2,3. Prime factorization of 1152 in exponential form is:
1152 = 27×32
Prime Factorization of 1160
2 | 1160 |
2 | 580 |
2 | 290 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 1160 are 2, 5,29. Prime factorization of 1160 in exponential form is:
1160 = 23×51×291
Now multiplying the highest exponent prime factors to calculate the LCM of 1152 and 1160.
LCM(1152,1160) = 27×32×51×291
LCM(1152,1160) = 167040
Factors of 1152
List of positive integer factors of 1152 that divides 1152 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152
Factors of 1160
List of positive integer factors of 1160 that divides 1160 without a remainder.
1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1152 and 1160, than apply into the LCM equation.
GCF(1152,1160) = 8
LCM(1152,1160) = ( 1152 × 1160) / 8
LCM(1152,1160) = 1336320 / 8
LCM(1152,1160) = 167040
(i) The LCM of 1160 and 1152 is associative
LCM of 1152 and 1160 = LCM of 1160 and 1152
1. What is the LCM of 1152 and 1160?
Answer: LCM of 1152 and 1160 is 167040.
2. What are the Factors of 1152?
Answer: Factors of 1152 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152. There are 24 integers that are factors of 1152. The greatest factor of 1152 is 1152.
3. What are the Factors of 1160?
Answer: Factors of 1160 are 1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160. There are 16 integers that are factors of 1160. The greatest factor of 1160 is 1160.
4. How to Find the LCM of 1152 and 1160?
Answer:
Least Common Multiple of 1152 and 1160 = 167040
Step 1: Find the prime factorization of 1152
1152 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3
Step 2: Find the prime factorization of 1160
1160 = 2 x 2 x 2 x 5 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 167040 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 29
Step 4: Therefore, the least common multiple of 1152 and 1160 is 167040.