Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7471 and 7479 the smallest integer that is 55875609 that is divisible by both numbers.
Least Common Multiple (LCM) of 7471 and 7479 is 55875609.
LCM(7471,7479) = 55875609
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 7471 and 7479. First we will calculate the prime factors of 7471 and 7479.
Prime Factorization of 7471
31 | 7471 |
241 | 241 |
1 |
Prime factors of 7471 are 31,241. Prime factorization of 7471 in exponential form is:
7471 = 311×2411
Prime Factorization of 7479
3 | 7479 |
3 | 2493 |
3 | 831 |
277 | 277 |
1 |
Prime factors of 7479 are 3,277. Prime factorization of 7479 in exponential form is:
7479 = 33×2771
Now multiplying the highest exponent prime factors to calculate the LCM of 7471 and 7479.
LCM(7471,7479) = 33×311×2411×2771
LCM(7471,7479) = 55875609
Factors of 7471
List of positive integer factors of 7471 that divides 7471 without a remainder.
1, 31, 241, 7471
Factors of 7479
List of positive integer factors of 7479 that divides 7479 without a remainder.
1, 3, 9, 27, 277, 831, 2493, 7479
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7471 and 7479, than apply into the LCM equation.
GCF(7471,7479) = 1
LCM(7471,7479) = ( 7471 × 7479) / 1
LCM(7471,7479) = 55875609 / 1
LCM(7471,7479) = 55875609
(i) The LCM of 7479 and 7471 is associative
LCM of 7471 and 7479 = LCM of 7479 and 7471
1. What is the LCM of 7471 and 7479?
Answer: LCM of 7471 and 7479 is 55875609.
2. What are the Factors of 7471?
Answer: Factors of 7471 are 1, 31, 241, 7471. There are 4 integers that are factors of 7471. The greatest factor of 7471 is 7471.
3. What are the Factors of 7479?
Answer: Factors of 7479 are 1, 3, 9, 27, 277, 831, 2493, 7479. There are 8 integers that are factors of 7479. The greatest factor of 7479 is 7479.
4. How to Find the LCM of 7471 and 7479?
Answer:
Least Common Multiple of 7471 and 7479 = 55875609
Step 1: Find the prime factorization of 7471
7471 = 31 x 241
Step 2: Find the prime factorization of 7479
7479 = 3 x 3 x 3 x 277
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 55875609 = 3 x 3 x 3 x 31 x 241 x 277
Step 4: Therefore, the least common multiple of 7471 and 7479 is 55875609.