Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7486 and 7490 the smallest integer that is 28035070 that is divisible by both numbers.
Least Common Multiple (LCM) of 7486 and 7490 is 28035070.
LCM(7486,7490) = 28035070
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 7486 and 7490. First we will calculate the prime factors of 7486 and 7490.
Prime Factorization of 7486
2 | 7486 |
19 | 3743 |
197 | 197 |
1 |
Prime factors of 7486 are 2, 19,197. Prime factorization of 7486 in exponential form is:
7486 = 21×191×1971
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 7486 and 7490.
LCM(7486,7490) = 21×51×71×191×1071×1971
LCM(7486,7490) = 28035070
Factors of 7486
List of positive integer factors of 7486 that divides 7486 without a remainder.
1, 2, 19, 38, 197, 394, 3743, 7486
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 7486 and 7490, than apply into the LCM equation.
GCF(7486,7490) = 2
LCM(7486,7490) = ( 7486 × 7490) / 2
LCM(7486,7490) = 56070140 / 2
LCM(7486,7490) = 28035070
(i) The LCM of 7490 and 7486 is associative
LCM of 7486 and 7490 = LCM of 7490 and 7486
1. What is the LCM of 7486 and 7490?
Answer: LCM of 7486 and 7490 is 28035070.
2. What are the Factors of 7486?
Answer: Factors of 7486 are 1, 2, 19, 38, 197, 394, 3743, 7486. There are 8 integers that are factors of 7486. The greatest factor of 7486 is 7486.
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 7486 and 7490?
Answer:
Least Common Multiple of 7486 and 7490 = 28035070
Step 1: Find the prime factorization of 7486
7486 = 2 x 19 x 197
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 = 28035070 = 2 x 5 x 7 x 19 x 107 x 197
Step 4: Therefore, the least common multiple of 7486 and 7490 is 28035070.