Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8122 and 8130 the smallest integer that is 33015930 that is divisible by both numbers.
Least Common Multiple (LCM) of 8122 and 8130 is 33015930.
LCM(8122,8130) = 33015930
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 8122 and 8130. First we will calculate the prime factors of 8122 and 8130.
Prime Factorization of 8122
2 | 8122 |
31 | 4061 |
131 | 131 |
1 |
Prime factors of 8122 are 2, 31,131. Prime factorization of 8122 in exponential form is:
8122 = 21×311×1311
Prime Factorization of 8130
2 | 8130 |
3 | 4065 |
5 | 1355 |
271 | 271 |
1 |
Prime factors of 8130 are 2, 3, 5,271. Prime factorization of 8130 in exponential form is:
8130 = 21×31×51×2711
Now multiplying the highest exponent prime factors to calculate the LCM of 8122 and 8130.
LCM(8122,8130) = 21×31×51×311×1311×2711
LCM(8122,8130) = 33015930
Factors of 8122
List of positive integer factors of 8122 that divides 8122 without a remainder.
1, 2, 31, 62, 131, 262, 4061, 8122
Factors of 8130
List of positive integer factors of 8130 that divides 8130 without a remainder.
1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2710, 4065, 8130
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8122 and 8130, than apply into the LCM equation.
GCF(8122,8130) = 2
LCM(8122,8130) = ( 8122 × 8130) / 2
LCM(8122,8130) = 66031860 / 2
LCM(8122,8130) = 33015930
(i) The LCM of 8130 and 8122 is associative
LCM of 8122 and 8130 = LCM of 8130 and 8122
1. What is the LCM of 8122 and 8130?
Answer: LCM of 8122 and 8130 is 33015930.
2. What are the Factors of 8122?
Answer: Factors of 8122 are 1, 2, 31, 62, 131, 262, 4061, 8122. There are 8 integers that are factors of 8122. The greatest factor of 8122 is 8122.
3. What are the Factors of 8130?
Answer: Factors of 8130 are 1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2710, 4065, 8130. There are 16 integers that are factors of 8130. The greatest factor of 8130 is 8130.
4. How to Find the LCM of 8122 and 8130?
Answer:
Least Common Multiple of 8122 and 8130 = 33015930
Step 1: Find the prime factorization of 8122
8122 = 2 x 31 x 131
Step 2: Find the prime factorization of 8130
8130 = 2 x 3 x 5 x 271
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 33015930 = 2 x 3 x 5 x 31 x 131 x 271
Step 4: Therefore, the least common multiple of 8122 and 8130 is 33015930.