Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1335 and 1343 the smallest integer that is 1792905 that is divisible by both numbers.
Least Common Multiple (LCM) of 1335 and 1343 is 1792905.
LCM(1335,1343) = 1792905
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 1335 and 1343. First we will calculate the prime factors of 1335 and 1343.
Prime Factorization of 1335
3 | 1335 |
5 | 445 |
89 | 89 |
1 |
Prime factors of 1335 are 3, 5,89. Prime factorization of 1335 in exponential form is:
1335 = 31×51×891
Prime Factorization of 1343
17 | 1343 |
79 | 79 |
1 |
Prime factors of 1343 are 17,79. Prime factorization of 1343 in exponential form is:
1343 = 171×791
Now multiplying the highest exponent prime factors to calculate the LCM of 1335 and 1343.
LCM(1335,1343) = 31×51×171×791×891
LCM(1335,1343) = 1792905
Factors of 1335
List of positive integer factors of 1335 that divides 1335 without a remainder.
1, 3, 5, 15, 89, 267, 445, 1335
Factors of 1343
List of positive integer factors of 1343 that divides 1343 without a remainder.
1, 17, 79, 1343
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1335 and 1343, than apply into the LCM equation.
GCF(1335,1343) = 1
LCM(1335,1343) = ( 1335 × 1343) / 1
LCM(1335,1343) = 1792905 / 1
LCM(1335,1343) = 1792905
(i) The LCM of 1343 and 1335 is associative
LCM of 1335 and 1343 = LCM of 1343 and 1335
1. What is the LCM of 1335 and 1343?
Answer: LCM of 1335 and 1343 is 1792905.
2. What are the Factors of 1335?
Answer: Factors of 1335 are 1, 3, 5, 15, 89, 267, 445, 1335. There are 8 integers that are factors of 1335. The greatest factor of 1335 is 1335.
3. What are the Factors of 1343?
Answer: Factors of 1343 are 1, 17, 79, 1343. There are 4 integers that are factors of 1343. The greatest factor of 1343 is 1343.
4. How to Find the LCM of 1335 and 1343?
Answer:
Least Common Multiple of 1335 and 1343 = 1792905
Step 1: Find the prime factorization of 1335
1335 = 3 x 5 x 89
Step 2: Find the prime factorization of 1343
1343 = 17 x 79
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1792905 = 3 x 5 x 17 x 79 x 89
Step 4: Therefore, the least common multiple of 1335 and 1343 is 1792905.