Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1435 and 1442 the smallest integer that is 295610 that is divisible by both numbers.
Least Common Multiple (LCM) of 1435 and 1442 is 295610.
LCM(1435,1442) = 295610
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 1435 and 1442. First we will calculate the prime factors of 1435 and 1442.
Prime Factorization of 1435
5 | 1435 |
7 | 287 |
41 | 41 |
1 |
Prime factors of 1435 are 5, 7,41. Prime factorization of 1435 in exponential form is:
1435 = 51×71×411
Prime Factorization of 1442
2 | 1442 |
7 | 721 |
103 | 103 |
1 |
Prime factors of 1442 are 2, 7,103. Prime factorization of 1442 in exponential form is:
1442 = 21×71×1031
Now multiplying the highest exponent prime factors to calculate the LCM of 1435 and 1442.
LCM(1435,1442) = 21×51×71×411×1031
LCM(1435,1442) = 295610
Factors of 1435
List of positive integer factors of 1435 that divides 1435 without a remainder.
1, 5, 7, 35, 41, 205, 287, 1435
Factors of 1442
List of positive integer factors of 1442 that divides 1442 without a remainder.
1, 2, 7, 14, 103, 206, 721, 1442
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1435 and 1442, than apply into the LCM equation.
GCF(1435,1442) = 7
LCM(1435,1442) = ( 1435 × 1442) / 7
LCM(1435,1442) = 2069270 / 7
LCM(1435,1442) = 295610
(i) The LCM of 1442 and 1435 is associative
LCM of 1435 and 1442 = LCM of 1442 and 1435
1. What is the LCM of 1435 and 1442?
Answer: LCM of 1435 and 1442 is 295610.
2. What are the Factors of 1435?
Answer: Factors of 1435 are 1, 5, 7, 35, 41, 205, 287, 1435. There are 8 integers that are factors of 1435. The greatest factor of 1435 is 1435.
3. What are the Factors of 1442?
Answer: Factors of 1442 are 1, 2, 7, 14, 103, 206, 721, 1442. There are 8 integers that are factors of 1442. The greatest factor of 1442 is 1442.
4. How to Find the LCM of 1435 and 1442?
Answer:
Least Common Multiple of 1435 and 1442 = 295610
Step 1: Find the prime factorization of 1435
1435 = 5 x 7 x 41
Step 2: Find the prime factorization of 1442
1442 = 2 x 7 x 103
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 295610 = 2 x 5 x 7 x 41 x 103
Step 4: Therefore, the least common multiple of 1435 and 1442 is 295610.