Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 432 and 439 the smallest integer that is 189648 that is divisible by both numbers.
Least Common Multiple (LCM) of 432 and 439 is 189648.
LCM(432,439) = 189648
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 432 and 439. First we will calculate the prime factors of 432 and 439.
Prime Factorization of 432
2 | 432 |
2 | 216 |
2 | 108 |
2 | 54 |
3 | 27 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 432 are 2,3. Prime factorization of 432 in exponential form is:
432 = 24×33
Prime Factorization of 439
439 | 439 |
1 |
Prime factors of 439 are 439. Prime factorization of 439 in exponential form is:
439 = 4391
Now multiplying the highest exponent prime factors to calculate the LCM of 432 and 439.
LCM(432,439) = 24×33×4391
LCM(432,439) = 189648
Factors of 432
List of positive integer factors of 432 that divides 432 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432
Factors of 439
List of positive integer factors of 439 that divides 439 without a remainder.
1, 439
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 432 and 439, than apply into the LCM equation.
GCF(432,439) = 1
LCM(432,439) = ( 432 × 439) / 1
LCM(432,439) = 189648 / 1
LCM(432,439) = 189648
(i) The LCM of 439 and 432 is associative
LCM of 432 and 439 = LCM of 439 and 432
1. What is the LCM of 432 and 439?
Answer: LCM of 432 and 439 is 189648.
2. What are the Factors of 432?
Answer: Factors of 432 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432. There are 20 integers that are factors of 432. The greatest factor of 432 is 432.
3. What are the Factors of 439?
Answer: Factors of 439 are 1, 439. There are 2 integers that are factors of 439. The greatest factor of 439 is 439.
4. How to Find the LCM of 432 and 439?
Answer:
Least Common Multiple of 432 and 439 = 189648
Step 1: Find the prime factorization of 432
432 = 2 x 2 x 2 x 2 x 3 x 3 x 3
Step 2: Find the prime factorization of 439
439 = 439
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 189648 = 2 x 2 x 2 x 2 x 3 x 3 x 3 x 439
Step 4: Therefore, the least common multiple of 432 and 439 is 189648.