Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 430 and 436 the smallest integer that is 93740 that is divisible by both numbers.
Least Common Multiple (LCM) of 430 and 436 is 93740.
LCM(430,436) = 93740
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 430 and 436. First we will calculate the prime factors of 430 and 436.
Prime Factorization of 430
2 | 430 |
5 | 215 |
43 | 43 |
1 |
Prime factors of 430 are 2, 5,43. Prime factorization of 430 in exponential form is:
430 = 21×51×431
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 430 and 436.
LCM(430,436) = 22×51×431×1091
LCM(430,436) = 93740
Factors of 430
List of positive integer factors of 430 that divides 430 without a remainder.
1, 2, 5, 10, 43, 86, 215, 430
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 430 and 436, than apply into the LCM equation.
GCF(430,436) = 2
LCM(430,436) = ( 430 × 436) / 2
LCM(430,436) = 187480 / 2
LCM(430,436) = 93740
(i) The LCM of 436 and 430 is associative
LCM of 430 and 436 = LCM of 436 and 430
1. What is the LCM of 430 and 436?
Answer: LCM of 430 and 436 is 93740.
2. What are the Factors of 430?
Answer: Factors of 430 are 1, 2, 5, 10, 43, 86, 215, 430. There are 8 integers that are factors of 430. The greatest factor of 430 is 430.
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 430 and 436?
Answer:
Least Common Multiple of 430 and 436 = 93740
Step 1: Find the prime factorization of 430
430 = 2 x 5 x 43
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 = 93740 = 2 x 2 x 5 x 43 x 109
Step 4: Therefore, the least common multiple of 430 and 436 is 93740.