Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 492 and 498 the smallest integer that is 40836 that is divisible by both numbers.
Least Common Multiple (LCM) of 492 and 498 is 40836.
LCM(492,498) = 40836
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 492 and 498. First we will calculate the prime factors of 492 and 498.
Prime Factorization of 492
2 | 492 |
2 | 246 |
3 | 123 |
41 | 41 |
1 |
Prime factors of 492 are 2, 3,41. Prime factorization of 492 in exponential form is:
492 = 22×31×411
Prime Factorization of 498
2 | 498 |
3 | 249 |
83 | 83 |
1 |
Prime factors of 498 are 2, 3,83. Prime factorization of 498 in exponential form is:
498 = 21×31×831
Now multiplying the highest exponent prime factors to calculate the LCM of 492 and 498.
LCM(492,498) = 22×31×411×831
LCM(492,498) = 40836
Factors of 492
List of positive integer factors of 492 that divides 492 without a remainder.
1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492
Factors of 498
List of positive integer factors of 498 that divides 498 without a remainder.
1, 2, 3, 6, 83, 166, 249, 498
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 492 and 498, than apply into the LCM equation.
GCF(492,498) = 6
LCM(492,498) = ( 492 × 498) / 6
LCM(492,498) = 245016 / 6
LCM(492,498) = 40836
(i) The LCM of 498 and 492 is associative
LCM of 492 and 498 = LCM of 498 and 492
1. What is the LCM of 492 and 498?
Answer: LCM of 492 and 498 is 40836.
2. What are the Factors of 492?
Answer: Factors of 492 are 1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492. There are 12 integers that are factors of 492. The greatest factor of 492 is 492.
3. What are the Factors of 498?
Answer: Factors of 498 are 1, 2, 3, 6, 83, 166, 249, 498. There are 8 integers that are factors of 498. The greatest factor of 498 is 498.
4. How to Find the LCM of 492 and 498?
Answer:
Least Common Multiple of 492 and 498 = 40836
Step 1: Find the prime factorization of 492
492 = 2 x 2 x 3 x 41
Step 2: Find the prime factorization of 498
498 = 2 x 3 x 83
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 40836 = 2 x 2 x 3 x 41 x 83
Step 4: Therefore, the least common multiple of 492 and 498 is 40836.