Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1183 and 1189 the smallest integer that is 1406587 that is divisible by both numbers.
Least Common Multiple (LCM) of 1183 and 1189 is 1406587.
LCM(1183,1189) = 1406587
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 1183 and 1189. First we will calculate the prime factors of 1183 and 1189.
Prime Factorization of 1183
7 | 1183 |
13 | 169 |
13 | 13 |
1 |
Prime factors of 1183 are 7,13. Prime factorization of 1183 in exponential form is:
1183 = 71×132
Prime Factorization of 1189
29 | 1189 |
41 | 41 |
1 |
Prime factors of 1189 are 29,41. Prime factorization of 1189 in exponential form is:
1189 = 291×411
Now multiplying the highest exponent prime factors to calculate the LCM of 1183 and 1189.
LCM(1183,1189) = 71×132×291×411
LCM(1183,1189) = 1406587
Factors of 1183
List of positive integer factors of 1183 that divides 1183 without a remainder.
1, 7, 13, 91, 169, 1183
Factors of 1189
List of positive integer factors of 1189 that divides 1189 without a remainder.
1, 29, 41, 1189
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1183 and 1189, than apply into the LCM equation.
GCF(1183,1189) = 1
LCM(1183,1189) = ( 1183 × 1189) / 1
LCM(1183,1189) = 1406587 / 1
LCM(1183,1189) = 1406587
(i) The LCM of 1189 and 1183 is associative
LCM of 1183 and 1189 = LCM of 1189 and 1183
1. What is the LCM of 1183 and 1189?
Answer: LCM of 1183 and 1189 is 1406587.
2. What are the Factors of 1183?
Answer: Factors of 1183 are 1, 7, 13, 91, 169, 1183. There are 6 integers that are factors of 1183. The greatest factor of 1183 is 1183.
3. What are the Factors of 1189?
Answer: Factors of 1189 are 1, 29, 41, 1189. There are 4 integers that are factors of 1189. The greatest factor of 1189 is 1189.
4. How to Find the LCM of 1183 and 1189?
Answer:
Least Common Multiple of 1183 and 1189 = 1406587
Step 1: Find the prime factorization of 1183
1183 = 7 x 13 x 13
Step 2: Find the prime factorization of 1189
1189 = 29 x 41
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1406587 = 7 x 13 x 13 x 29 x 41
Step 4: Therefore, the least common multiple of 1183 and 1189 is 1406587.