Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1473 and 1478 the smallest integer that is 2177094 that is divisible by both numbers.
Least Common Multiple (LCM) of 1473 and 1478 is 2177094.
LCM(1473,1478) = 2177094
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 1473 and 1478. First we will calculate the prime factors of 1473 and 1478.
Prime Factorization of 1473
3 | 1473 |
491 | 491 |
1 |
Prime factors of 1473 are 3,491. Prime factorization of 1473 in exponential form is:
1473 = 31×4911
Prime Factorization of 1478
2 | 1478 |
739 | 739 |
1 |
Prime factors of 1478 are 2,739. Prime factorization of 1478 in exponential form is:
1478 = 21×7391
Now multiplying the highest exponent prime factors to calculate the LCM of 1473 and 1478.
LCM(1473,1478) = 21×31×4911×7391
LCM(1473,1478) = 2177094
Factors of 1473
List of positive integer factors of 1473 that divides 1473 without a remainder.
1, 3, 491, 1473
Factors of 1478
List of positive integer factors of 1478 that divides 1478 without a remainder.
1, 2, 739, 1478
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1473 and 1478, than apply into the LCM equation.
GCF(1473,1478) = 1
LCM(1473,1478) = ( 1473 × 1478) / 1
LCM(1473,1478) = 2177094 / 1
LCM(1473,1478) = 2177094
(i) The LCM of 1478 and 1473 is associative
LCM of 1473 and 1478 = LCM of 1478 and 1473
1. What is the LCM of 1473 and 1478?
Answer: LCM of 1473 and 1478 is 2177094.
2. What are the Factors of 1473?
Answer: Factors of 1473 are 1, 3, 491, 1473. There are 4 integers that are factors of 1473. The greatest factor of 1473 is 1473.
3. What are the Factors of 1478?
Answer: Factors of 1478 are 1, 2, 739, 1478. There are 4 integers that are factors of 1478. The greatest factor of 1478 is 1478.
4. How to Find the LCM of 1473 and 1478?
Answer:
Least Common Multiple of 1473 and 1478 = 2177094
Step 1: Find the prime factorization of 1473
1473 = 3 x 491
Step 2: Find the prime factorization of 1478
1478 = 2 x 739
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 2177094 = 2 x 3 x 491 x 739
Step 4: Therefore, the least common multiple of 1473 and 1478 is 2177094.