Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1018 and 1025 the smallest integer that is 1043450 that is divisible by both numbers.
Least Common Multiple (LCM) of 1018 and 1025 is 1043450.
LCM(1018,1025) = 1043450
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 1018 and 1025. First we will calculate the prime factors of 1018 and 1025.
Prime Factorization of 1018
2 | 1018 |
509 | 509 |
1 |
Prime factors of 1018 are 2,509. Prime factorization of 1018 in exponential form is:
1018 = 21×5091
Prime Factorization of 1025
5 | 1025 |
5 | 205 |
41 | 41 |
1 |
Prime factors of 1025 are 5,41. Prime factorization of 1025 in exponential form is:
1025 = 52×411
Now multiplying the highest exponent prime factors to calculate the LCM of 1018 and 1025.
LCM(1018,1025) = 21×52×411×5091
LCM(1018,1025) = 1043450
Factors of 1018
List of positive integer factors of 1018 that divides 1018 without a remainder.
1, 2, 509, 1018
Factors of 1025
List of positive integer factors of 1025 that divides 1025 without a remainder.
1, 5, 25, 41, 205, 1025
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1018 and 1025, than apply into the LCM equation.
GCF(1018,1025) = 1
LCM(1018,1025) = ( 1018 × 1025) / 1
LCM(1018,1025) = 1043450 / 1
LCM(1018,1025) = 1043450
(i) The LCM of 1025 and 1018 is associative
LCM of 1018 and 1025 = LCM of 1025 and 1018
1. What is the LCM of 1018 and 1025?
Answer: LCM of 1018 and 1025 is 1043450.
2. What are the Factors of 1018?
Answer: Factors of 1018 are 1, 2, 509, 1018. There are 4 integers that are factors of 1018. The greatest factor of 1018 is 1018.
3. What are the Factors of 1025?
Answer: Factors of 1025 are 1, 5, 25, 41, 205, 1025. There are 6 integers that are factors of 1025. The greatest factor of 1025 is 1025.
4. How to Find the LCM of 1018 and 1025?
Answer:
Least Common Multiple of 1018 and 1025 = 1043450
Step 1: Find the prime factorization of 1018
1018 = 2 x 509
Step 2: Find the prime factorization of 1025
1025 = 5 x 5 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 = 1043450 = 2 x 5 x 5 x 41 x 509
Step 4: Therefore, the least common multiple of 1018 and 1025 is 1043450.