Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7298 and 7305 the smallest integer that is 53311890 that is divisible by both numbers.
Least Common Multiple (LCM) of 7298 and 7305 is 53311890.
LCM(7298,7305) = 53311890
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 7298 and 7305. First we will calculate the prime factors of 7298 and 7305.
Prime Factorization of 7298
2 | 7298 |
41 | 3649 |
89 | 89 |
1 |
Prime factors of 7298 are 2, 41,89. Prime factorization of 7298 in exponential form is:
7298 = 21×411×891
Prime Factorization of 7305
3 | 7305 |
5 | 2435 |
487 | 487 |
1 |
Prime factors of 7305 are 3, 5,487. Prime factorization of 7305 in exponential form is:
7305 = 31×51×4871
Now multiplying the highest exponent prime factors to calculate the LCM of 7298 and 7305.
LCM(7298,7305) = 21×31×51×411×891×4871
LCM(7298,7305) = 53311890
Factors of 7298
List of positive integer factors of 7298 that divides 7298 without a remainder.
1, 2, 41, 82, 89, 178, 3649, 7298
Factors of 7305
List of positive integer factors of 7305 that divides 7305 without a remainder.
1, 3, 5, 15, 487, 1461, 2435, 7305
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7298 and 7305, than apply into the LCM equation.
GCF(7298,7305) = 1
LCM(7298,7305) = ( 7298 × 7305) / 1
LCM(7298,7305) = 53311890 / 1
LCM(7298,7305) = 53311890
(i) The LCM of 7305 and 7298 is associative
LCM of 7298 and 7305 = LCM of 7305 and 7298
1. What is the LCM of 7298 and 7305?
Answer: LCM of 7298 and 7305 is 53311890.
2. What are the Factors of 7298?
Answer: Factors of 7298 are 1, 2, 41, 82, 89, 178, 3649, 7298. There are 8 integers that are factors of 7298. The greatest factor of 7298 is 7298.
3. What are the Factors of 7305?
Answer: Factors of 7305 are 1, 3, 5, 15, 487, 1461, 2435, 7305. There are 8 integers that are factors of 7305. The greatest factor of 7305 is 7305.
4. How to Find the LCM of 7298 and 7305?
Answer:
Least Common Multiple of 7298 and 7305 = 53311890
Step 1: Find the prime factorization of 7298
7298 = 2 x 41 x 89
Step 2: Find the prime factorization of 7305
7305 = 3 x 5 x 487
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 53311890 = 2 x 3 x 5 x 41 x 89 x 487
Step 4: Therefore, the least common multiple of 7298 and 7305 is 53311890.