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 487 the smallest integer that is 236195 that is divisible by both numbers.
Least Common Multiple (LCM) of 485 and 487 is 236195.
LCM(485,487) = 236195
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 487. First we will calculate the prime factors of 485 and 487.
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 487
487 | 487 |
1 |
Prime factors of 487 are 487. Prime factorization of 487 in exponential form is:
487 = 4871
Now multiplying the highest exponent prime factors to calculate the LCM of 485 and 487.
LCM(485,487) = 51×971×4871
LCM(485,487) = 236195
Factors of 485
List of positive integer factors of 485 that divides 485 without a remainder.
1, 5, 97, 485
Factors of 487
List of positive integer factors of 487 that divides 487 without a remainder.
1, 487
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 485 and 487, than apply into the LCM equation.
GCF(485,487) = 1
LCM(485,487) = ( 485 × 487) / 1
LCM(485,487) = 236195 / 1
LCM(485,487) = 236195
(i) The LCM of 487 and 485 is associative
LCM of 485 and 487 = LCM of 487 and 485
1. What is the LCM of 485 and 487?
Answer: LCM of 485 and 487 is 236195.
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 487?
Answer: Factors of 487 are 1, 487. There are 2 integers that are factors of 487. The greatest factor of 487 is 487.
4. How to Find the LCM of 485 and 487?
Answer:
Least Common Multiple of 485 and 487 = 236195
Step 1: Find the prime factorization of 485
485 = 5 x 97
Step 2: Find the prime factorization of 487
487 = 487
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 236195 = 5 x 97 x 487
Step 4: Therefore, the least common multiple of 485 and 487 is 236195.