Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 457 and 459 the smallest integer that is 209763 that is divisible by both numbers.
Least Common Multiple (LCM) of 457 and 459 is 209763.
LCM(457,459) = 209763
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 457 and 459. First we will calculate the prime factors of 457 and 459.
Prime Factorization of 457
457 | 457 |
1 |
Prime factors of 457 are 457. Prime factorization of 457 in exponential form is:
457 = 4571
Prime Factorization of 459
3 | 459 |
3 | 153 |
3 | 51 |
17 | 17 |
1 |
Prime factors of 459 are 3,17. Prime factorization of 459 in exponential form is:
459 = 33×171
Now multiplying the highest exponent prime factors to calculate the LCM of 457 and 459.
LCM(457,459) = 33×171×4571
LCM(457,459) = 209763
Factors of 457
List of positive integer factors of 457 that divides 457 without a remainder.
1, 457
Factors of 459
List of positive integer factors of 459 that divides 459 without a remainder.
1, 3, 9, 17, 27, 51, 153, 459
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 457 and 459, than apply into the LCM equation.
GCF(457,459) = 1
LCM(457,459) = ( 457 × 459) / 1
LCM(457,459) = 209763 / 1
LCM(457,459) = 209763
(i) The LCM of 459 and 457 is associative
LCM of 457 and 459 = LCM of 459 and 457
1. What is the LCM of 457 and 459?
Answer: LCM of 457 and 459 is 209763.
2. What are the Factors of 457?
Answer: Factors of 457 are 1, 457. There are 2 integers that are factors of 457. The greatest factor of 457 is 457.
3. What are the Factors of 459?
Answer: Factors of 459 are 1, 3, 9, 17, 27, 51, 153, 459. There are 8 integers that are factors of 459. The greatest factor of 459 is 459.
4. How to Find the LCM of 457 and 459?
Answer:
Least Common Multiple of 457 and 459 = 209763
Step 1: Find the prime factorization of 457
457 = 457
Step 2: Find the prime factorization of 459
459 = 3 x 3 x 3 x 17
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 209763 = 3 x 3 x 3 x 17 x 457
Step 4: Therefore, the least common multiple of 457 and 459 is 209763.