Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1098 and 1102 the smallest integer that is 604998 that is divisible by both numbers.
Least Common Multiple (LCM) of 1098 and 1102 is 604998.
LCM(1098,1102) = 604998
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 1098 and 1102. First we will calculate the prime factors of 1098 and 1102.
Prime Factorization of 1098
2 | 1098 |
3 | 549 |
3 | 183 |
61 | 61 |
1 |
Prime factors of 1098 are 2, 3,61. Prime factorization of 1098 in exponential form is:
1098 = 21×32×611
Prime Factorization of 1102
2 | 1102 |
19 | 551 |
29 | 29 |
1 |
Prime factors of 1102 are 2, 19,29. Prime factorization of 1102 in exponential form is:
1102 = 21×191×291
Now multiplying the highest exponent prime factors to calculate the LCM of 1098 and 1102.
LCM(1098,1102) = 21×32×191×291×611
LCM(1098,1102) = 604998
Factors of 1098
List of positive integer factors of 1098 that divides 1098 without a remainder.
1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098
Factors of 1102
List of positive integer factors of 1102 that divides 1102 without a remainder.
1, 2, 19, 29, 38, 58, 551, 1102
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1098 and 1102, than apply into the LCM equation.
GCF(1098,1102) = 2
LCM(1098,1102) = ( 1098 × 1102) / 2
LCM(1098,1102) = 1209996 / 2
LCM(1098,1102) = 604998
(i) The LCM of 1102 and 1098 is associative
LCM of 1098 and 1102 = LCM of 1102 and 1098
1. What is the LCM of 1098 and 1102?
Answer: LCM of 1098 and 1102 is 604998.
2. What are the Factors of 1098?
Answer: Factors of 1098 are 1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098. There are 12 integers that are factors of 1098. The greatest factor of 1098 is 1098.
3. What are the Factors of 1102?
Answer: Factors of 1102 are 1, 2, 19, 29, 38, 58, 551, 1102. There are 8 integers that are factors of 1102. The greatest factor of 1102 is 1102.
4. How to Find the LCM of 1098 and 1102?
Answer:
Least Common Multiple of 1098 and 1102 = 604998
Step 1: Find the prime factorization of 1098
1098 = 2 x 3 x 3 x 61
Step 2: Find the prime factorization of 1102
1102 = 2 x 19 x 29
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 604998 = 2 x 3 x 3 x 19 x 29 x 61
Step 4: Therefore, the least common multiple of 1098 and 1102 is 604998.