Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8431 and 8436 the smallest integer that is 71123916 that is divisible by both numbers.
Least Common Multiple (LCM) of 8431 and 8436 is 71123916.
LCM(8431,8436) = 71123916
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 8431 and 8436. First we will calculate the prime factors of 8431 and 8436.
Prime Factorization of 8431
8431 | 8431 |
1 |
Prime factors of 8431 are 8431. Prime factorization of 8431 in exponential form is:
8431 = 84311
Prime Factorization of 8436
2 | 8436 |
2 | 4218 |
3 | 2109 |
19 | 703 |
37 | 37 |
1 |
Prime factors of 8436 are 2, 3, 19,37. Prime factorization of 8436 in exponential form is:
8436 = 22×31×191×371
Now multiplying the highest exponent prime factors to calculate the LCM of 8431 and 8436.
LCM(8431,8436) = 22×31×191×371×84311
LCM(8431,8436) = 71123916
Factors of 8431
List of positive integer factors of 8431 that divides 8431 without a remainder.
1, 8431
Factors of 8436
List of positive integer factors of 8436 that divides 8436 without a remainder.
1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2812, 4218, 8436
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8431 and 8436, than apply into the LCM equation.
GCF(8431,8436) = 1
LCM(8431,8436) = ( 8431 × 8436) / 1
LCM(8431,8436) = 71123916 / 1
LCM(8431,8436) = 71123916
(i) The LCM of 8436 and 8431 is associative
LCM of 8431 and 8436 = LCM of 8436 and 8431
1. What is the LCM of 8431 and 8436?
Answer: LCM of 8431 and 8436 is 71123916.
2. What are the Factors of 8431?
Answer: Factors of 8431 are 1, 8431. There are 2 integers that are factors of 8431. The greatest factor of 8431 is 8431.
3. What are the Factors of 8436?
Answer: Factors of 8436 are 1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2812, 4218, 8436. There are 24 integers that are factors of 8436. The greatest factor of 8436 is 8436.
4. How to Find the LCM of 8431 and 8436?
Answer:
Least Common Multiple of 8431 and 8436 = 71123916
Step 1: Find the prime factorization of 8431
8431 = 8431
Step 2: Find the prime factorization of 8436
8436 = 2 x 2 x 3 x 19 x 37
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 71123916 = 2 x 2 x 3 x 19 x 37 x 8431
Step 4: Therefore, the least common multiple of 8431 and 8436 is 71123916.