Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1090 and 1095 the smallest integer that is 238710 that is divisible by both numbers.
Least Common Multiple (LCM) of 1090 and 1095 is 238710.
LCM(1090,1095) = 238710
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 1090 and 1095. First we will calculate the prime factors of 1090 and 1095.
Prime Factorization of 1090
2 | 1090 |
5 | 545 |
109 | 109 |
1 |
Prime factors of 1090 are 2, 5,109. Prime factorization of 1090 in exponential form is:
1090 = 21×51×1091
Prime Factorization of 1095
3 | 1095 |
5 | 365 |
73 | 73 |
1 |
Prime factors of 1095 are 3, 5,73. Prime factorization of 1095 in exponential form is:
1095 = 31×51×731
Now multiplying the highest exponent prime factors to calculate the LCM of 1090 and 1095.
LCM(1090,1095) = 21×31×51×731×1091
LCM(1090,1095) = 238710
Factors of 1090
List of positive integer factors of 1090 that divides 1090 without a remainder.
1, 2, 5, 10, 109, 218, 545, 1090
Factors of 1095
List of positive integer factors of 1095 that divides 1095 without a remainder.
1, 3, 5, 15, 73, 219, 365, 1095
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1090 and 1095, than apply into the LCM equation.
GCF(1090,1095) = 5
LCM(1090,1095) = ( 1090 × 1095) / 5
LCM(1090,1095) = 1193550 / 5
LCM(1090,1095) = 238710
(i) The LCM of 1095 and 1090 is associative
LCM of 1090 and 1095 = LCM of 1095 and 1090
1. What is the LCM of 1090 and 1095?
Answer: LCM of 1090 and 1095 is 238710.
2. What are the Factors of 1090?
Answer: Factors of 1090 are 1, 2, 5, 10, 109, 218, 545, 1090. There are 8 integers that are factors of 1090. The greatest factor of 1090 is 1090.
3. What are the Factors of 1095?
Answer: Factors of 1095 are 1, 3, 5, 15, 73, 219, 365, 1095. There are 8 integers that are factors of 1095. The greatest factor of 1095 is 1095.
4. How to Find the LCM of 1090 and 1095?
Answer:
Least Common Multiple of 1090 and 1095 = 238710
Step 1: Find the prime factorization of 1090
1090 = 2 x 5 x 109
Step 2: Find the prime factorization of 1095
1095 = 3 x 5 x 73
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 238710 = 2 x 3 x 5 x 73 x 109
Step 4: Therefore, the least common multiple of 1090 and 1095 is 238710.