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 1362 the smallest integer that is 1845510 that is divisible by both numbers.
Least Common Multiple (LCM) of 1355 and 1362 is 1845510.
LCM(1355,1362) = 1845510
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 1362. First we will calculate the prime factors of 1355 and 1362.
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 1362
2 | 1362 |
3 | 681 |
227 | 227 |
1 |
Prime factors of 1362 are 2, 3,227. Prime factorization of 1362 in exponential form is:
1362 = 21×31×2271
Now multiplying the highest exponent prime factors to calculate the LCM of 1355 and 1362.
LCM(1355,1362) = 21×31×51×2271×2711
LCM(1355,1362) = 1845510
Factors of 1355
List of positive integer factors of 1355 that divides 1355 without a remainder.
1, 5, 271, 1355
Factors of 1362
List of positive integer factors of 1362 that divides 1362 without a remainder.
1, 2, 3, 6, 227, 454, 681, 1362
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1355 and 1362, than apply into the LCM equation.
GCF(1355,1362) = 1
LCM(1355,1362) = ( 1355 × 1362) / 1
LCM(1355,1362) = 1845510 / 1
LCM(1355,1362) = 1845510
(i) The LCM of 1362 and 1355 is associative
LCM of 1355 and 1362 = LCM of 1362 and 1355
1. What is the LCM of 1355 and 1362?
Answer: LCM of 1355 and 1362 is 1845510.
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 1362?
Answer: Factors of 1362 are 1, 2, 3, 6, 227, 454, 681, 1362. There are 8 integers that are factors of 1362. The greatest factor of 1362 is 1362.
4. How to Find the LCM of 1355 and 1362?
Answer:
Least Common Multiple of 1355 and 1362 = 1845510
Step 1: Find the prime factorization of 1355
1355 = 5 x 271
Step 2: Find the prime factorization of 1362
1362 = 2 x 3 x 227
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1845510 = 2 x 3 x 5 x 227 x 271
Step 4: Therefore, the least common multiple of 1355 and 1362 is 1845510.