Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 605 and 610 the smallest integer that is 73810 that is divisible by both numbers.
Least Common Multiple (LCM) of 605 and 610 is 73810.
LCM(605,610) = 73810
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 605 and 610. First we will calculate the prime factors of 605 and 610.
Prime Factorization of 605
5 | 605 |
11 | 121 |
11 | 11 |
1 |
Prime factors of 605 are 5,11. Prime factorization of 605 in exponential form is:
605 = 51×112
Prime Factorization of 610
2 | 610 |
5 | 305 |
61 | 61 |
1 |
Prime factors of 610 are 2, 5,61. Prime factorization of 610 in exponential form is:
610 = 21×51×611
Now multiplying the highest exponent prime factors to calculate the LCM of 605 and 610.
LCM(605,610) = 21×51×112×611
LCM(605,610) = 73810
Factors of 605
List of positive integer factors of 605 that divides 605 without a remainder.
1, 5, 11, 55, 121, 605
Factors of 610
List of positive integer factors of 610 that divides 610 without a remainder.
1, 2, 5, 10, 61, 122, 305, 610
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 605 and 610, than apply into the LCM equation.
GCF(605,610) = 5
LCM(605,610) = ( 605 × 610) / 5
LCM(605,610) = 369050 / 5
LCM(605,610) = 73810
(i) The LCM of 610 and 605 is associative
LCM of 605 and 610 = LCM of 610 and 605
1. What is the LCM of 605 and 610?
Answer: LCM of 605 and 610 is 73810.
2. What are the Factors of 605?
Answer: Factors of 605 are 1, 5, 11, 55, 121, 605. There are 6 integers that are factors of 605. The greatest factor of 605 is 605.
3. What are the Factors of 610?
Answer: Factors of 610 are 1, 2, 5, 10, 61, 122, 305, 610. There are 8 integers that are factors of 610. The greatest factor of 610 is 610.
4. How to Find the LCM of 605 and 610?
Answer:
Least Common Multiple of 605 and 610 = 73810
Step 1: Find the prime factorization of 605
605 = 5 x 11 x 11
Step 2: Find the prime factorization of 610
610 = 2 x 5 x 61
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 73810 = 2 x 5 x 11 x 11 x 61
Step 4: Therefore, the least common multiple of 605 and 610 is 73810.