Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 449 and 457 the smallest integer that is 205193 that is divisible by both numbers.
Least Common Multiple (LCM) of 449 and 457 is 205193.
LCM(449,457) = 205193
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 449 and 457. First we will calculate the prime factors of 449 and 457.
Prime Factorization of 449
449 | 449 |
1 |
Prime factors of 449 are 449. Prime factorization of 449 in exponential form is:
449 = 4491
Prime Factorization of 457
457 | 457 |
1 |
Prime factors of 457 are 457. Prime factorization of 457 in exponential form is:
457 = 4571
Now multiplying the highest exponent prime factors to calculate the LCM of 449 and 457.
LCM(449,457) = 4491×4571
LCM(449,457) = 205193
Factors of 449
List of positive integer factors of 449 that divides 449 without a remainder.
1, 449
Factors of 457
List of positive integer factors of 457 that divides 457 without a remainder.
1, 457
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 449 and 457, than apply into the LCM equation.
GCF(449,457) = 1
LCM(449,457) = ( 449 × 457) / 1
LCM(449,457) = 205193 / 1
LCM(449,457) = 205193
(i) The LCM of 457 and 449 is associative
LCM of 449 and 457 = LCM of 457 and 449
1. What is the LCM of 449 and 457?
Answer: LCM of 449 and 457 is 205193.
2. What are the Factors of 449?
Answer: Factors of 449 are 1, 449. There are 2 integers that are factors of 449. The greatest factor of 449 is 449.
3. 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.
4. How to Find the LCM of 449 and 457?
Answer:
Least Common Multiple of 449 and 457 = 205193
Step 1: Find the prime factorization of 449
449 = 449
Step 2: Find the prime factorization of 457
457 = 457
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 205193 = 449 x 457
Step 4: Therefore, the least common multiple of 449 and 457 is 205193.