Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2150 and 2155 the smallest integer that is 926650 that is divisible by both numbers.
Least Common Multiple (LCM) of 2150 and 2155 is 926650.
LCM(2150,2155) = 926650
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 2150 and 2155. First we will calculate the prime factors of 2150 and 2155.
Prime Factorization of 2150
2 | 2150 |
5 | 1075 |
5 | 215 |
43 | 43 |
1 |
Prime factors of 2150 are 2, 5,43. Prime factorization of 2150 in exponential form is:
2150 = 21×52×431
Prime Factorization of 2155
5 | 2155 |
431 | 431 |
1 |
Prime factors of 2155 are 5,431. Prime factorization of 2155 in exponential form is:
2155 = 51×4311
Now multiplying the highest exponent prime factors to calculate the LCM of 2150 and 2155.
LCM(2150,2155) = 21×52×431×4311
LCM(2150,2155) = 926650
Factors of 2150
List of positive integer factors of 2150 that divides 2150 without a remainder.
1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150
Factors of 2155
List of positive integer factors of 2155 that divides 2155 without a remainder.
1, 5, 431, 2155
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2150 and 2155, than apply into the LCM equation.
GCF(2150,2155) = 5
LCM(2150,2155) = ( 2150 × 2155) / 5
LCM(2150,2155) = 4633250 / 5
LCM(2150,2155) = 926650
(i) The LCM of 2155 and 2150 is associative
LCM of 2150 and 2155 = LCM of 2155 and 2150
1. What is the LCM of 2150 and 2155?
Answer: LCM of 2150 and 2155 is 926650.
2. What are the Factors of 2150?
Answer: Factors of 2150 are 1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150. There are 12 integers that are factors of 2150. The greatest factor of 2150 is 2150.
3. What are the Factors of 2155?
Answer: Factors of 2155 are 1, 5, 431, 2155. There are 4 integers that are factors of 2155. The greatest factor of 2155 is 2155.
4. How to Find the LCM of 2150 and 2155?
Answer:
Least Common Multiple of 2150 and 2155 = 926650
Step 1: Find the prime factorization of 2150
2150 = 2 x 5 x 5 x 43
Step 2: Find the prime factorization of 2155
2155 = 5 x 431
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 926650 = 2 x 5 x 5 x 43 x 431
Step 4: Therefore, the least common multiple of 2150 and 2155 is 926650.