Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1775 and 1783 the smallest integer that is 3164825 that is divisible by both numbers.
Least Common Multiple (LCM) of 1775 and 1783 is 3164825.
LCM(1775,1783) = 3164825
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 1775 and 1783. First we will calculate the prime factors of 1775 and 1783.
Prime Factorization of 1775
5 | 1775 |
5 | 355 |
71 | 71 |
1 |
Prime factors of 1775 are 5,71. Prime factorization of 1775 in exponential form is:
1775 = 52×711
Prime Factorization of 1783
1783 | 1783 |
1 |
Prime factors of 1783 are 1783. Prime factorization of 1783 in exponential form is:
1783 = 17831
Now multiplying the highest exponent prime factors to calculate the LCM of 1775 and 1783.
LCM(1775,1783) = 52×711×17831
LCM(1775,1783) = 3164825
Factors of 1775
List of positive integer factors of 1775 that divides 1775 without a remainder.
1, 5, 25, 71, 355, 1775
Factors of 1783
List of positive integer factors of 1783 that divides 1783 without a remainder.
1, 1783
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1775 and 1783, than apply into the LCM equation.
GCF(1775,1783) = 1
LCM(1775,1783) = ( 1775 × 1783) / 1
LCM(1775,1783) = 3164825 / 1
LCM(1775,1783) = 3164825
(i) The LCM of 1783 and 1775 is associative
LCM of 1775 and 1783 = LCM of 1783 and 1775
1. What is the LCM of 1775 and 1783?
Answer: LCM of 1775 and 1783 is 3164825.
2. What are the Factors of 1775?
Answer: Factors of 1775 are 1, 5, 25, 71, 355, 1775. There are 6 integers that are factors of 1775. The greatest factor of 1775 is 1775.
3. What are the Factors of 1783?
Answer: Factors of 1783 are 1, 1783. There are 2 integers that are factors of 1783. The greatest factor of 1783 is 1783.
4. How to Find the LCM of 1775 and 1783?
Answer:
Least Common Multiple of 1775 and 1783 = 3164825
Step 1: Find the prime factorization of 1775
1775 = 5 x 5 x 71
Step 2: Find the prime factorization of 1783
1783 = 1783
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 3164825 = 5 x 5 x 71 x 1783
Step 4: Therefore, the least common multiple of 1775 and 1783 is 3164825.