Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 435 and 436 the smallest integer that is 189660 that is divisible by both numbers.
Least Common Multiple (LCM) of 435 and 436 is 189660.
LCM(435,436) = 189660
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 435 and 436. First we will calculate the prime factors of 435 and 436.
Prime Factorization of 435
3 | 435 |
5 | 145 |
29 | 29 |
1 |
Prime factors of 435 are 3, 5,29. Prime factorization of 435 in exponential form is:
435 = 31×51×291
Prime Factorization of 436
2 | 436 |
2 | 218 |
109 | 109 |
1 |
Prime factors of 436 are 2,109. Prime factorization of 436 in exponential form is:
436 = 22×1091
Now multiplying the highest exponent prime factors to calculate the LCM of 435 and 436.
LCM(435,436) = 22×31×51×291×1091
LCM(435,436) = 189660
Factors of 435
List of positive integer factors of 435 that divides 435 without a remainder.
1, 3, 5, 15, 29, 87, 145, 435
Factors of 436
List of positive integer factors of 436 that divides 436 without a remainder.
1, 2, 4, 109, 218, 436
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 435 and 436, than apply into the LCM equation.
GCF(435,436) = 1
LCM(435,436) = ( 435 × 436) / 1
LCM(435,436) = 189660 / 1
LCM(435,436) = 189660
(i) The LCM of 436 and 435 is associative
LCM of 435 and 436 = LCM of 436 and 435
1. What is the LCM of 435 and 436?
Answer: LCM of 435 and 436 is 189660.
2. What are the Factors of 435?
Answer: Factors of 435 are 1, 3, 5, 15, 29, 87, 145, 435. There are 8 integers that are factors of 435. The greatest factor of 435 is 435.
3. What are the Factors of 436?
Answer: Factors of 436 are 1, 2, 4, 109, 218, 436. There are 6 integers that are factors of 436. The greatest factor of 436 is 436.
4. How to Find the LCM of 435 and 436?
Answer:
Least Common Multiple of 435 and 436 = 189660
Step 1: Find the prime factorization of 435
435 = 3 x 5 x 29
Step 2: Find the prime factorization of 436
436 = 2 x 2 x 109
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 189660 = 2 x 2 x 3 x 5 x 29 x 109
Step 4: Therefore, the least common multiple of 435 and 436 is 189660.