Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7474 and 7482 the smallest integer that is 27960234 that is divisible by both numbers.
Least Common Multiple (LCM) of 7474 and 7482 is 27960234.
LCM(7474,7482) = 27960234
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 7474 and 7482. First we will calculate the prime factors of 7474 and 7482.
Prime Factorization of 7474
2 | 7474 |
37 | 3737 |
101 | 101 |
1 |
Prime factors of 7474 are 2, 37,101. Prime factorization of 7474 in exponential form is:
7474 = 21×371×1011
Prime Factorization of 7482
2 | 7482 |
3 | 3741 |
29 | 1247 |
43 | 43 |
1 |
Prime factors of 7482 are 2, 3, 29,43. Prime factorization of 7482 in exponential form is:
7482 = 21×31×291×431
Now multiplying the highest exponent prime factors to calculate the LCM of 7474 and 7482.
LCM(7474,7482) = 21×31×291×371×431×1011
LCM(7474,7482) = 27960234
Factors of 7474
List of positive integer factors of 7474 that divides 7474 without a remainder.
1, 2, 37, 74, 101, 202, 3737, 7474
Factors of 7482
List of positive integer factors of 7482 that divides 7482 without a remainder.
1, 2, 3, 6, 29, 43, 58, 86, 87, 129, 174, 258, 1247, 2494, 3741, 7482
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7474 and 7482, than apply into the LCM equation.
GCF(7474,7482) = 2
LCM(7474,7482) = ( 7474 × 7482) / 2
LCM(7474,7482) = 55920468 / 2
LCM(7474,7482) = 27960234
(i) The LCM of 7482 and 7474 is associative
LCM of 7474 and 7482 = LCM of 7482 and 7474
1. What is the LCM of 7474 and 7482?
Answer: LCM of 7474 and 7482 is 27960234.
2. What are the Factors of 7474?
Answer: Factors of 7474 are 1, 2, 37, 74, 101, 202, 3737, 7474. There are 8 integers that are factors of 7474. The greatest factor of 7474 is 7474.
3. What are the Factors of 7482?
Answer: Factors of 7482 are 1, 2, 3, 6, 29, 43, 58, 86, 87, 129, 174, 258, 1247, 2494, 3741, 7482. There are 16 integers that are factors of 7482. The greatest factor of 7482 is 7482.
4. How to Find the LCM of 7474 and 7482?
Answer:
Least Common Multiple of 7474 and 7482 = 27960234
Step 1: Find the prime factorization of 7474
7474 = 2 x 37 x 101
Step 2: Find the prime factorization of 7482
7482 = 2 x 3 x 29 x 43
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 27960234 = 2 x 3 x 29 x 37 x 43 x 101
Step 4: Therefore, the least common multiple of 7474 and 7482 is 27960234.