Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4090 and 4098 the smallest integer that is 8380410 that is divisible by both numbers.
Least Common Multiple (LCM) of 4090 and 4098 is 8380410.
LCM(4090,4098) = 8380410
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 4090 and 4098. First we will calculate the prime factors of 4090 and 4098.
Prime Factorization of 4090
2 | 4090 |
5 | 2045 |
409 | 409 |
1 |
Prime factors of 4090 are 2, 5,409. Prime factorization of 4090 in exponential form is:
4090 = 21×51×4091
Prime Factorization of 4098
2 | 4098 |
3 | 2049 |
683 | 683 |
1 |
Prime factors of 4098 are 2, 3,683. Prime factorization of 4098 in exponential form is:
4098 = 21×31×6831
Now multiplying the highest exponent prime factors to calculate the LCM of 4090 and 4098.
LCM(4090,4098) = 21×31×51×4091×6831
LCM(4090,4098) = 8380410
Factors of 4090
List of positive integer factors of 4090 that divides 4090 without a remainder.
1, 2, 5, 10, 409, 818, 2045, 4090
Factors of 4098
List of positive integer factors of 4098 that divides 4098 without a remainder.
1, 2, 3, 6, 683, 1366, 2049, 4098
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4090 and 4098, than apply into the LCM equation.
GCF(4090,4098) = 2
LCM(4090,4098) = ( 4090 × 4098) / 2
LCM(4090,4098) = 16760820 / 2
LCM(4090,4098) = 8380410
(i) The LCM of 4098 and 4090 is associative
LCM of 4090 and 4098 = LCM of 4098 and 4090
1. What is the LCM of 4090 and 4098?
Answer: LCM of 4090 and 4098 is 8380410.
2. What are the Factors of 4090?
Answer: Factors of 4090 are 1, 2, 5, 10, 409, 818, 2045, 4090. There are 8 integers that are factors of 4090. The greatest factor of 4090 is 4090.
3. What are the Factors of 4098?
Answer: Factors of 4098 are 1, 2, 3, 6, 683, 1366, 2049, 4098. There are 8 integers that are factors of 4098. The greatest factor of 4098 is 4098.
4. How to Find the LCM of 4090 and 4098?
Answer:
Least Common Multiple of 4090 and 4098 = 8380410
Step 1: Find the prime factorization of 4090
4090 = 2 x 5 x 409
Step 2: Find the prime factorization of 4098
4098 = 2 x 3 x 683
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 8380410 = 2 x 3 x 5 x 409 x 683
Step 4: Therefore, the least common multiple of 4090 and 4098 is 8380410.