Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1355 and 1359 the smallest integer that is 1841445 that is divisible by both numbers.
Least Common Multiple (LCM) of 1355 and 1359 is 1841445.
LCM(1355,1359) = 1841445
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 1355 and 1359. First we will calculate the prime factors of 1355 and 1359.
Prime Factorization of 1355
5 | 1355 |
271 | 271 |
1 |
Prime factors of 1355 are 5,271. Prime factorization of 1355 in exponential form is:
1355 = 51×2711
Prime Factorization of 1359
3 | 1359 |
3 | 453 |
151 | 151 |
1 |
Prime factors of 1359 are 3,151. Prime factorization of 1359 in exponential form is:
1359 = 32×1511
Now multiplying the highest exponent prime factors to calculate the LCM of 1355 and 1359.
LCM(1355,1359) = 32×51×1511×2711
LCM(1355,1359) = 1841445
Factors of 1355
List of positive integer factors of 1355 that divides 1355 without a remainder.
1, 5, 271, 1355
Factors of 1359
List of positive integer factors of 1359 that divides 1359 without a remainder.
1, 3, 9, 151, 453, 1359
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1355 and 1359, than apply into the LCM equation.
GCF(1355,1359) = 1
LCM(1355,1359) = ( 1355 × 1359) / 1
LCM(1355,1359) = 1841445 / 1
LCM(1355,1359) = 1841445
(i) The LCM of 1359 and 1355 is associative
LCM of 1355 and 1359 = LCM of 1359 and 1355
1. What is the LCM of 1355 and 1359?
Answer: LCM of 1355 and 1359 is 1841445.
2. What are the Factors of 1355?
Answer: Factors of 1355 are 1, 5, 271, 1355. There are 4 integers that are factors of 1355. The greatest factor of 1355 is 1355.
3. What are the Factors of 1359?
Answer: Factors of 1359 are 1, 3, 9, 151, 453, 1359. There are 6 integers that are factors of 1359. The greatest factor of 1359 is 1359.
4. How to Find the LCM of 1355 and 1359?
Answer:
Least Common Multiple of 1355 and 1359 = 1841445
Step 1: Find the prime factorization of 1355
1355 = 5 x 271
Step 2: Find the prime factorization of 1359
1359 = 3 x 3 x 151
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1841445 = 3 x 3 x 5 x 151 x 271
Step 4: Therefore, the least common multiple of 1355 and 1359 is 1841445.