Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 429 and 430 the smallest integer that is 184470 that is divisible by both numbers.
Least Common Multiple (LCM) of 429 and 430 is 184470.
LCM(429,430) = 184470
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 429 and 430. First we will calculate the prime factors of 429 and 430.
Prime Factorization of 429
3 | 429 |
11 | 143 |
13 | 13 |
1 |
Prime factors of 429 are 3, 11,13. Prime factorization of 429 in exponential form is:
429 = 31×111×131
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
Now multiplying the highest exponent prime factors to calculate the LCM of 429 and 430.
LCM(429,430) = 21×31×51×111×131×431
LCM(429,430) = 184470
Factors of 429
List of positive integer factors of 429 that divides 429 without a remainder.
1, 3, 11, 13, 33, 39, 143, 429
Factors of 430
List of positive integer factors of 430 that divides 430 without a remainder.
1, 2, 5, 10, 43, 86, 215, 430
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 429 and 430, than apply into the LCM equation.
GCF(429,430) = 1
LCM(429,430) = ( 429 × 430) / 1
LCM(429,430) = 184470 / 1
LCM(429,430) = 184470
(i) The LCM of 430 and 429 is associative
LCM of 429 and 430 = LCM of 430 and 429
1. What is the LCM of 429 and 430?
Answer: LCM of 429 and 430 is 184470.
2. What are the Factors of 429?
Answer: Factors of 429 are 1, 3, 11, 13, 33, 39, 143, 429. There are 8 integers that are factors of 429. The greatest factor of 429 is 429.
3. 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.
4. How to Find the LCM of 429 and 430?
Answer:
Least Common Multiple of 429 and 430 = 184470
Step 1: Find the prime factorization of 429
429 = 3 x 11 x 13
Step 2: Find the prime factorization of 430
430 = 2 x 5 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 184470 = 2 x 3 x 5 x 11 x 13 x 43
Step 4: Therefore, the least common multiple of 429 and 430 is 184470.