Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7407 and 7413 the smallest integer that is 18302697 that is divisible by both numbers.
Least Common Multiple (LCM) of 7407 and 7413 is 18302697.
LCM(7407,7413) = 18302697
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 7407 and 7413. First we will calculate the prime factors of 7407 and 7413.
Prime Factorization of 7407
3 | 7407 |
3 | 2469 |
823 | 823 |
1 |
Prime factors of 7407 are 3,823. Prime factorization of 7407 in exponential form is:
7407 = 32×8231
Prime Factorization of 7413
3 | 7413 |
7 | 2471 |
353 | 353 |
1 |
Prime factors of 7413 are 3, 7,353. Prime factorization of 7413 in exponential form is:
7413 = 31×71×3531
Now multiplying the highest exponent prime factors to calculate the LCM of 7407 and 7413.
LCM(7407,7413) = 32×71×3531×8231
LCM(7407,7413) = 18302697
Factors of 7407
List of positive integer factors of 7407 that divides 7407 without a remainder.
1, 3, 9, 823, 2469, 7407
Factors of 7413
List of positive integer factors of 7413 that divides 7413 without a remainder.
1, 3, 7, 21, 353, 1059, 2471, 7413
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7407 and 7413, than apply into the LCM equation.
GCF(7407,7413) = 3
LCM(7407,7413) = ( 7407 × 7413) / 3
LCM(7407,7413) = 54908091 / 3
LCM(7407,7413) = 18302697
(i) The LCM of 7413 and 7407 is associative
LCM of 7407 and 7413 = LCM of 7413 and 7407
1. What is the LCM of 7407 and 7413?
Answer: LCM of 7407 and 7413 is 18302697.
2. What are the Factors of 7407?
Answer: Factors of 7407 are 1, 3, 9, 823, 2469, 7407. There are 6 integers that are factors of 7407. The greatest factor of 7407 is 7407.
3. What are the Factors of 7413?
Answer: Factors of 7413 are 1, 3, 7, 21, 353, 1059, 2471, 7413. There are 8 integers that are factors of 7413. The greatest factor of 7413 is 7413.
4. How to Find the LCM of 7407 and 7413?
Answer:
Least Common Multiple of 7407 and 7413 = 18302697
Step 1: Find the prime factorization of 7407
7407 = 3 x 3 x 823
Step 2: Find the prime factorization of 7413
7413 = 3 x 7 x 353
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 18302697 = 3 x 3 x 7 x 353 x 823
Step 4: Therefore, the least common multiple of 7407 and 7413 is 18302697.