Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7482 and 7490 the smallest integer that is 28020090 that is divisible by both numbers.
Least Common Multiple (LCM) of 7482 and 7490 is 28020090.
LCM(7482,7490) = 28020090
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 7482 and 7490. First we will calculate the prime factors of 7482 and 7490.
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
Prime Factorization of 7490
2 | 7490 |
5 | 3745 |
7 | 749 |
107 | 107 |
1 |
Prime factors of 7490 are 2, 5, 7,107. Prime factorization of 7490 in exponential form is:
7490 = 21×51×71×1071
Now multiplying the highest exponent prime factors to calculate the LCM of 7482 and 7490.
LCM(7482,7490) = 21×31×51×71×291×431×1071
LCM(7482,7490) = 28020090
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
Factors of 7490
List of positive integer factors of 7490 that divides 7490 without a remainder.
1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7482 and 7490, than apply into the LCM equation.
GCF(7482,7490) = 2
LCM(7482,7490) = ( 7482 × 7490) / 2
LCM(7482,7490) = 56040180 / 2
LCM(7482,7490) = 28020090
(i) The LCM of 7490 and 7482 is associative
LCM of 7482 and 7490 = LCM of 7490 and 7482
1. What is the LCM of 7482 and 7490?
Answer: LCM of 7482 and 7490 is 28020090.
2. 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.
3. What are the Factors of 7490?
Answer: Factors of 7490 are 1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490. There are 16 integers that are factors of 7490. The greatest factor of 7490 is 7490.
4. How to Find the LCM of 7482 and 7490?
Answer:
Least Common Multiple of 7482 and 7490 = 28020090
Step 1: Find the prime factorization of 7482
7482 = 2 x 3 x 29 x 43
Step 2: Find the prime factorization of 7490
7490 = 2 x 5 x 7 x 107
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 28020090 = 2 x 3 x 5 x 7 x 29 x 43 x 107
Step 4: Therefore, the least common multiple of 7482 and 7490 is 28020090.