Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 485 and 488 the smallest integer that is 236680 that is divisible by both numbers.
Least Common Multiple (LCM) of 485 and 488 is 236680.
LCM(485,488) = 236680
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 485 and 488. First we will calculate the prime factors of 485 and 488.
Prime Factorization of 485
5 | 485 |
97 | 97 |
1 |
Prime factors of 485 are 5,97. Prime factorization of 485 in exponential form is:
485 = 51×971
Prime Factorization of 488
2 | 488 |
2 | 244 |
2 | 122 |
61 | 61 |
1 |
Prime factors of 488 are 2,61. Prime factorization of 488 in exponential form is:
488 = 23×611
Now multiplying the highest exponent prime factors to calculate the LCM of 485 and 488.
LCM(485,488) = 23×51×611×971
LCM(485,488) = 236680
Factors of 485
List of positive integer factors of 485 that divides 485 without a remainder.
1, 5, 97, 485
Factors of 488
List of positive integer factors of 488 that divides 488 without a remainder.
1, 2, 4, 8, 61, 122, 244, 488
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 485 and 488, than apply into the LCM equation.
GCF(485,488) = 1
LCM(485,488) = ( 485 × 488) / 1
LCM(485,488) = 236680 / 1
LCM(485,488) = 236680
(i) The LCM of 488 and 485 is associative
LCM of 485 and 488 = LCM of 488 and 485
1. What is the LCM of 485 and 488?
Answer: LCM of 485 and 488 is 236680.
2. What are the Factors of 485?
Answer: Factors of 485 are 1, 5, 97, 485. There are 4 integers that are factors of 485. The greatest factor of 485 is 485.
3. What are the Factors of 488?
Answer: Factors of 488 are 1, 2, 4, 8, 61, 122, 244, 488. There are 8 integers that are factors of 488. The greatest factor of 488 is 488.
4. How to Find the LCM of 485 and 488?
Answer:
Least Common Multiple of 485 and 488 = 236680
Step 1: Find the prime factorization of 485
485 = 5 x 97
Step 2: Find the prime factorization of 488
488 = 2 x 2 x 2 x 61
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 236680 = 2 x 2 x 2 x 5 x 61 x 97
Step 4: Therefore, the least common multiple of 485 and 488 is 236680.